Sort by
Relevancy

Free Stories

100%
The Girl Next Door Ch. 03 by derezzed ©
Chapter 3 – The Night Out Michael woke up on Monday morning feeling quite relaxed. The sun filtered in through the blinds towards him. He felt warm from the gentle rays. As Michael became more alert, he examined his surroundings. The feeling of silk sheets wrapped around him and Alexis's arm casu... Read full Story
StevelovesTgirls 2019-06-11 18,956 Amateur Shemale Fucks Guy Fetish threesome Blowjob domination Guy Fucks Shemale Ass to Mouth shemale + shemale
50%
Domination of Bjarne
Dear Diary. At the behalf of my lover Bjarne alias Cigar54, I will ease the curtain of my bodouir and invite the curious reader inside to a little piquant seance that we had together during his recent visit over here. Bjarnes visites always begins with kissing deeply, while my hands find the way to... Read full Story
Louice 2018-03-02 3,650 Amateur Shemale Fucks Guy domination Ass to Mouth
100%
Castro - shemale goddes
Nobody would have believed the scene was true, her slender, smooth and tanned legs crossed in such a deliberately provocative way as to reveal a glimpse of crisp white panties. Her tightly fitting, classically styled little black dress cut to ensure firm large breasts were displayed to maximum effec... Read full Story
Law12 2018-03-04 5,329 Masturbation Bareback Creampie Ass to Mouth cum in mouth Supernatural
100%
Big Dick Alessia Visits Dallas
Alessia Hung Mature MILF travels to visit a Big Dicked Man and his Sexy Household If you like Transexuals, big cocks, bondage, BBWs, big clits, deep throat, fisting, 69, ass fucking, sounding, piercing, cum swallowing and big loads this story is for you. If not don't bother reading. If you fav... Read full Story
darrell 2022-04-20 4,748 Group Sex Cumshot Shemale Fucks Guy Blowjob blonde Big Cock Asian Shemale and Girl Sex Toys Mature Ass to Mouth shemale + shemale
66%
Trannies in Space
There was no spaceport on Jansen's Planet. There had been, but whatever calamity had befallen the world generations ago had also destroyed its port. It was one of so many planets out in the Barrens that had fallen on hard times. So Dekker set down the Barnabas in a clearing in the forest, a remna... Read full Story
ASSEaster5678 2019-01-25 12,548 Shemale Fucks Guy Guy Fucks Shemale Sex Toys space robots
65%
Marcia Goes Back to School
Marcia was painfully nervous. She hadn't been able to eat very much in days. The upside was she was even skinnier which would make Mistress and her husband very happy. She'd always been thin and on the diet Mistress Carol had her on she was already thinner than she dreamed possible. Her anxious stom... Read full Story
shemale lover 2012-12-19 10,909 Masturbation Blowjob blonde ass fucking big boobs
50%
MA MAÎTRESSE MIRACLE
Sam tapota nerveusement ses doigts contre le verre à moitié plein. En règle générale, vous êtes censé boire un coup avec une gorgée, mais sa tolérance à l'alcool n'était pas exactement la meilleure et le bourbon dans la tasse servait vraiment plus de courage liquide à ce stade. Cela faisait ... Read full Story
Femboy 2021 2023-02-05 1,414 Stockings domination Sex Toys Futanari Ass to Mouth cum in mouth shemale + shemale
100%
Jo, Shemale Goddess! Part 1
Jo plumped the cushion and carefully positioned it until it was precisely at the right angle. Nothing less than perfection would do. Ricki, her friend of twelve years was coming to stay overnight and she would notice if the tiniest thing was out of place. An impatient knock on the door signalled ... Read full Story
shemale lover 2011-09-04 5,747 anal sex sucking shemale
40%
Dating all whole my life
Julia and Ilya, together 10 years It was more than 10 years and 2 children ago. In December 2005, we agreed to meet at the gate of my office after a working day. I did not go out godlessly for a long time (40 minutes from the appointed time), but he still waited. I hope he does not regret it ... Read full Story
PornoDating 2019-08-15 4,327 Crossdresser Amateur Big Tits Cumshot Bareback Creampie Fetish Blowjob blonde Big Cock Asian gangbang domination Guy Fucks Shemale Interracial sex Mature Futanari Frottage Compilation Ass to Mouth Cartoon cum in mouth double anal dating life in Mars? life
75%
Home Alone With Shemale
I sat alone at my kitchen table. I drank a cup of coffee, smoked a cigarette. I was wondering what to do with my day and then my cellphone rang. It was my girl friend Carla. She asked if it would be okay to stop by, with her new boyfriend. I sensed something in her voice, but I didn’t know ... Read full Story
shemale lover 2017-06-22 13,932 anal Creampie shemale
94%
The Double Sex For Sissy
Jeff Malville awoke slowly, moaning softly. He almost forgot where he was in that moment where sleep and being awake clashed. However, after that split second, it all came rushing back and he moaned in delight. He was a captive on the Double D Ranch, and even though he was considered an employee... Read full Story
shemale lover 2013-04-10 7,933 Creampie threesome blonde redhead domination double penetration
100%
Tony to Tanya Part 3
Sarah finished applying make-up to Tony's face. It was mostly subtle, just enough to highlight his eyes and cheeks. The only part that wasn't so subtle was the lipstick; bright red. He was already dressed up in a beautiful black dress that left his back and shoulders exposed and only went down to... Read full Story
shemale lover 2011-12-19 4,778 anal cum oral
92%
A Shemale and Her Unexpected Friend and Me
There I was on the boardwalk waiting for texts back from trannies from craigslist. As I sat staring at the ocean, I yearned for some sexy shemales to get back to me. I started walking around the boardwalk more, anxiously, desperately. All the sudden, a beautiful older woman was walking by with her d... Read full Story
tysonsbakery 2015-11-16 7,105 tranny ass shemale domination double anal
91%
The Girl Next Door Ch. 03
derezzed Chapter 3 – The Night Out Michael woke up on Monday morning feeling quite relaxed. The sun filtered in through the blinds towards him. He felt warm from the gentle rays. As Michael became more alert, he examined his surroundings. The feeling of silk sheets wrapped around him and Ale... Read full Story
Gwapo67 2022-05-13 6,370 Bareback Creampie Shemale Fucks Guy threesome Blowjob cum in mouth
100%
First Cross-dressings Loosing Anal Virginity
It happened after a month of me blowing that guy twice...I mean I was so damn excited and was craving for his cock....I was blowing him every weekend in his car after the school...his cock was almost 7 inches and was so thick and that I like so so much the gagging he was giving everytime, that chock... Read full Story
Trapbomb1 2022-07-29 7,209 Teen (18+) Crossdresser Bareback Creampie Blowjob Big Cock virgin virginity sissy cum in mouth double anal sissy slut virgin ass
94%
My Shemale Fantasy
Allow me to introduce myself, i’m a young European man, in my early twenties, writing my first erotic story. This has been a fantasy all my life, it probably will remain a fantasy, but that doesnt mean i cant write about it. Ever since i was old enough to realize my raising sexual interest and... Read full Story
Jakester 2013-04-10 32,303 first time Creampie Shemale Fucks Guy ass licking virgin
100%
Cheating Sissy Wife chapter2
My sweetheart Keith is back from his road trip and we were about to make up for lost time. He didn’t even want me to fix dinner. Instead he said that we would order pizza later. Meanwhile we started making out right there on the couch. We were both horny and anxious to get next to each other. I felt... Read full Story
Regina10 2020-10-26 5,117 Crossdresser Big Tits Cumshot Bareback Creampie Blowjob Big Cock Ladyboy Lingerie Guy Fucks Shemale pov Ass to Mouth
100%
Regina’s Double threat.
Hello guys, I recently ran into a former hater who was no longer the hater I had met years earlier. In fact, he had only treated me so horribly because of his own inner dark desires. When we met a few years ago at one of the clubs, he had been very abusive to me. He went out of his way to say hurtfu... Read full Story
Regina10 2022-02-08 3,347 Big Tits Cumshot Bareback Creampie Fetish Blowjob blonde Big Cock redhead Guy Fucks Shemale Ass to Mouth double anal
100%
Regina's scary, and sexy Blind Date
I had just finished doing my makeup, finally deciding which blush to use, and I thought I had some time for my meditation. However, Mr. Cobb was early. The gold minidress I wore showed enough legs, ass and tits to make any man horny, and the strappy tanned five-inch sandals, made me feel majestic ... Read full Story
Regina10 2024-03-18 5,092 anal Crossdresser Bareback Creampie Fetish Blowjob Ebony Guy Fucks Shemale big ass sissy Ass to Mouth cum in mouth
100%
Sweet Encore
I was alone tonight and feeling just a bit paranoid as I listened to the soft music. The soothing sounds put me in a seductive mood, but It seemed that all my lovers were too busy for me, or they had other plans. Uncle Barney and my detective were probably home being dutiful husbands. Bo was under h... Read full Story
Regina10 2024-05-09 3,660 Crossdresser Big Tits Bareback Creampie Blowjob blonde Big Cock Guy Fucks Shemale big ass Ass to Mouth
75%
Sissy and Horses
The scariest and best day in my sissy life, was when I was put in a box, tied up, an anal plug in my mouth and a huge bbc dildo in my ass. I was put in the box by my BBC master, who promised me a day of surprises.... I stayed in the box for some hours, my ass hurts of the giant bbc dildo, my mouth ... Read full Story
brunasissyslavedolrj 2024-09-06 2,711 anal Crossdresser Amateur Cumshot Latina Fetish Ladyboy gangbang domination Interracial femboy Ass to Mouth double anal
50%
Eromenon vs mature whore
An eromenon for a mature whore When I looked up to see whose mannequin hands was serving my, I was surprised to find a girly-boy: ‘Something else,’ (s)he smiled, dragging his/her long, colourless varnished fingers across the tablecloth. I couldn't hold myself: ‘You've got the most beautiful ... Read full Story
hippocampus_171 2024-11-09 411 anal Crossdresser Amateur Blowjob Sex Toys Mature small cock big ass sissy femboy Ass to Mouth cum in mouth teen (18+)
100%
Best trip to the mountains
I was driving out to the hills for some solo camping. I was alone since all of my friends had quit on me at the last minute, but i figured i'd just enjoy nature while i had the chance. I was almost through with the four hour drive, and noticed fewer and fewer cars as i got closer to the site. Onc... Read full Story
shemale lover 2012-03-04 4,104 anal shemales Group Sex oral
100%
Florida TG Experience
I had known Jan from High School, we always had an attraction for each other but were dating someone else or married at the time. Jan had actually married a friend of mine and I was envious of course. She at that time had sandy blonde hair, and a body to die for. One evening we had them over for dr... Read full Story
Jon Paul 2018-08-13 11,489 Group Sex Big Tits Bareback Creampie Blowjob blonde Asian Ladyboy Shemale and Girl Guy Fucks Shemale Ass to Mouth cum in mouth double anal
100%
Sissie Slut's Windows of Womanhood
I flash back to my first time with a grownup adult at the tender age of16 . I was so nervous now that we were here in the motel room. I was nervous for so many reasons. I lied to my family and told them I was staying at a friend’s house. Instead, I'm here with Mr. Joey in a motel room and he was my... Read full Story
Regina10 2021-02-22 6,968 Crossdresser Bareback Creampie Fetish Blowjob blonde Ladyboy Lingerie Guy Fucks Shemale Ass to Mouth cum in mouth double anal
50%
trans=demic
Trans-demic Chinese Flu Sam Wong read the email from Josh Epstein, the partner in charge of the fiendishly complicated real estate deal that had consumed the last three months of their lives. “You’re going to have to close this deal without me. I’m sick as a dog, and my wife just called an ambu... Read full Story
the greatest liar 2024-09-09 1,540 anal Small Tits Bareback Creampie Asian Guy Fucks Shemale small cock Ass to Mouth cum in mouth
80%
Owned sissy girl
I met the mature dominant couple that I now call Mummy & Daddy on the internet. Their ad said they were looking for a full-time live-in mature sissy plaything. After we made contact they invited me to their house. I was instructed to bring any sissy clothes with me and to refrain from orgasm for... Read full Story
Andrellina 2015-09-23 29,542 anal ass rimming cd sissy
80%
Getting Fucked by Sasquatch
Bill was about to show up, I had known him from a chat room for years now. I was in his town for work and we had set up this date so we could finally meet each other. I heard a hard knock at the door and when I swung it open, I just stood there in awe. It wasn’t the big beard or really long hair tha... Read full Story
pennypenny 2020-08-21 6,291 Crossdresser Bareback Creampie Fetish Blowjob Big Cock redhead domination Guy Fucks Shemale pov Ass to Mouth cum in mouth
100%
First Time With Shemale
For as long as I can remember, I've preferred my chicks with dicks. There's something about a sexy babe with perfect makeup and hair and a cock that just turns me on. Maybe that makes me a pervert - I don't care! I remember I was just out of high school, 18, the first time I made it with a tranny. S... Read full Story
shemale lover 2011-08-26 4,096 anal Creampie shemale
50%
Next Phase - sequel to Continuing to love the feeling
Now I would like to have both of you engage in some light bondage, how do you feel about that? Maggie quickly replied, I'm up for anything and since Sheri's my Bitch she'll do as I say. Ok then, let's get started, Linda , please come over here and let me strap you into my special sex lounge.... Read full Story
shemale lover 2011-12-08 3,044 anal oral domination
94%
My first shemale
This is the story of my first she male. I had always been curious about dicks. I had always been attracted to women and I loved to watch a woman get pounded by a big cock. But after awhile I realized that when I tried to imagine the porno, I always imagined myself in place of the girl. One day, when... Read full Story
shemale lover 2012-02-12 13,692 first time Creampie Shemale Fucks Guy
100%
Male or Shemale, Still a Slut
Part 1 My name is Brandon. I'm 18 (still in high school), 5'5", white with black hair, and rather feminine. I'm really slim with barely any body hair. All this has combined so that I'm not so popular with the ladies, which sucks cause I am one horny son of a bitch. Luckily, I'm rather fond ... Read full Story
shemale lover 2012-12-20 9,679 Cumshot sucking blonde ass fucking Guy Fucks Shemale
83%
Las Vegas Swingers
It had been over 6 months since I seriously dated someone, and I was getting depressed and in a rut. I had directed my attention to my work and it kept me from feeling sad about my loss of someone I almost married. I had met a transsexual girl that absolutely adored, but she was tragically killed. (... Read full Story
Jon Paul 2018-06-11 10,540 Amateur Guy Fucks Shemale Mature Ass to Mouth cum in mouth double anal shemale + shemale
95%
Best session with a T Girl
I like T-Girls. Recently had a chance to go to Costa Rica for work. While I was there I decided to see what Costa Rica had to offer in this department. There is quite a good amount of girls to select from. I started texting this Tgirl and we set a time. I got ready and headed over. It was a Hotel th... Read full Story
horny.hiker 2019-04-30 15,092 Stockings Masturbation Creampie Shemale Fucks Guy Lingerie rimming Ass to Mouth escort ts no lube anal fuck just saliva
78%
My wonderful life with Patl : The dinner and after dinner
Suddenly the door bell rings, I went to the kitchen while Pat received Marie. Pat went with her to the garden and one they were sat she asked Marie what she would like to drink. Both agree on a Mojito, Pat came to the kitchen to order me to prepare 2 Mojito and to serve the tapas i have prepared. S... Read full Story
jperrot 2020-07-23 4,478 Amateur Shemale Fucks Guy threesome domination Sex Toys slave Ass to Mouth cum in mouth
66%
intimate Cousins
My favorite cousin and first lover, Billy, was just released from prison and I was anxious to see him. I am ecstatic that he is out, and I am thinking about all the past fun we had as I prepare to revisit those good times. Tommy knows all about my relationship with Billy and he understands my need t... Read full Story
Regina10 2022-05-13 6,407 Stockings Crossdresser Cumshot Masturbation Bareback Blowjob Big Cock Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth double anal
100%
Couple and a Tranny
There is a saying that a single man looking for companionship and good fortune will seek someone for marriage. Lydia and I met several months ago on an online dating site. We agreed to meet at a bar restaurant for drinks and initial meeting. She was at the bar wearing a yellow sundress, white painte... Read full Story
Jon Paul 2022-09-20 5,692 Cumshot Outdoor Latina Bareback threesome Ladyboy Shemale and Girl Guy Fucks Shemale Ass to Mouth double anal
100%
His Perfect Shemale Partner Part 2
Quite a few things have changed since the last chapter. OK maybe not that many, I am still lusting after Sally's body needing to have my dick in her and feel her in me, but we are a lot closer now as we are living together. Sally has gone to her 1st choice University and I decided I would rather get... Read full Story
shemale lover 2011-08-28 5,107 Blowjob shemale cum
100%
Shemale snapped
Camilla took a few steps out the door of her balcony to get a feel for the temperature. Thankfully it was cool out. It had been a hot day, which meant a cool night was welcomed. She closed the door and pulled out a pair of gold hoop earrings. She was suffering from a mild case of the jitters. The... Read full Story
shemale lover 2012-06-21 6,546 anal sex Creampie shemale Big Cock
85%
Becoming a Shemale's Bitch
I just got into town and spent the whole day moving in and cleaning my new apartment. I didn't have much furniture but the place needed a lot of cleaning. I saw their was a bar a few blocks away from my apartment and decided to go out for something to eat. It was around five o'clock when I walk... Read full Story
metamafia 2012-12-21 119,753 hardcore Cumshot sucking bdsm domination
94%
Shemale Ride Along Part 1
I'm going go ahead and get this out of the way. During my freshman year of college, I was confused about my sexuality. It sounds strange saying this right after calling myself confused, but I loved girls. I really did. I loved all of their shapes and curves. I loved tits, pussy and ass. Now... Read full Story
qtball 2016-08-29 12,807 anal tranny Blowjob Big Cock bj asstomouth
80%
fuck by my best friend's family
= Part 1. Alice's father = My name is Onikky 28-year-old Shemale from ASIAN, this story only shares the first experience of making love. The story begins when I first moved to a big city, looking for a new atmosphere, I don't have a place to live that I know is only my friend's name Alice who ... Read full Story
Onikky 2019-06-25 9,826 Amateur Masturbation Big Cock Asian Ladyboy gangbang Lingerie domination Guy Fucks Shemale Sex Toys Homemade Ass to Mouth cum in mouth
80%
The glory hole of shemales
I walked in to a adult book store where I was heading for the glory hole in the back I have been there be for and know its safe.. I walked to the tooth I normally take and found it locked and some one was in there. So I walked to the one that had the x on the door wonder why did not hit me yet. I cl... Read full Story
shemale lover 2012-04-15 4,694 anal sex Cumshot jerking off oral sex
100%
The Girl Next Door Ch. 02
derezzed Chapter 2 – Taking the Next Step Into Depravity Michael hardly got any sleep that night. When he did his dreams were filled with images of Jenny and her large penis. He tossed and turned in frustration. As he rolled over for what felt like the thousandth time he was blinded by the s... Read full Story
Gwapo67 2022-05-13 5,591 Bareback Creampie Guy Fucks Shemale cum in mouth
100%
Buffy the Shemale Vampire Slayer Part 5
By the time that Buffy arrived at Rupert Giles' apartment, the former librarian, her ex-Watcher, had just finished reading a new volume of what Edgar Allan Poe, in The Raven, had referred to as a "curious and quaint volume of forgotten lore." He'd just settled the large, leather-bound volu... Read full Story
shemale lover 2011-08-19 3,909 hardcore celebrities shemale
100%
His Perfect Shemale Partner Part 1
I am in senior year of school and anyone who has been to school at 18 will know it is not a pleasant time to be working when your friends are all out drinking and enjoying themselves but I needed to go back to school to go the university I wanted to go to. I am a tall fairly muscular straight guy wh... Read full Story
shemale lover 2011-08-28 5,489 anal Cumshot sucking
88%
Girl from Uncle
Tonight, I have to tell it all. It’s no secret that my uncle and I had a very special bond he had been eyeing me with those adventurous eyes from the time that I was 14 years old. And frankly I enjoy his ogling. I could feel my nipples get so hard when he looked through me with those alert and spark... Read full Story
Regina10 2024-02-14 5,676 anal Crossdresser Big Tits Bareback Blowjob Big Cock Ebony Lingerie Guy Fucks Shemale big ass femboy Ass to Mouth cum in mouth
100%
L'EXAMEN DE LA PROSTATE
Il a finalement pris rendez-vous chez les médecins pour l'examen de la prostate. Sa femme le harcelait depuis des jours, après qu'un de leurs amis eut récemment reçu un diagnostic de cancer de la prostate. En entrant chez les médecins, il a dit qu'il était ici pour un examen réservé p... Read full Story
Femboy 2021 2023-02-02 1,636 Stockings Big Cock Lingerie Shemale and Girl domination Sex Toys cum in mouth
100%
A Perfect Pandemic: A Transsexual Transition in a Troubled Time
A Perfect Pandemic A Transsexual Transition in a Troubled Time A Novelette by Alexandra Rios Text Copyright Reserved © August, 2021 Dedication Transgender Day of Remembrance is a solemn occasion. I am offering “A Perfect Pandemic” for free as an antidote to the fear, phobia, discrimination, d... Read full Story
the greatest liar 2021-11-16 6,451 Teen (18+) Crossdresser Group Sex Big Tits Bareback Creampie Big Cock gangbang domination Guy Fucks Shemale Interracial double anal webcams
50%
MON NOUVEAU TRAVAIL ⚧️ ⚧️
Postuler à l'université a été l'une des choses les plus faciles à faire pour moi. J'ai décidé d'aller à l'université qui m'offrait le plus de bourses d'études et qui était loin de ma ville natale. Tout cela était facile jusqu'à ce que j'arrive à l'université. ... Read full Story
Femboy 2021 2023-03-24 1,089 Stockings Big Cock Lingerie Shemale and Girl domination cum in mouth shemale + shemale
50%
SISSY AWAKENING
- Trou de gloire du sex-shop - "Hey bébé, quand est-ce que tu rentres à la maison?" le message texte bourdonnait doucement. Sortant discrètement le téléphone de ma poche, je tape "Même heure que d'habitude, juste après 5 heures, pourquoi... quoi de neuf ?" C'est mon amante Sarah, ma meilleu... Read full Story
Femboy 2021 2023-02-17 1,608 Stockings Crossdresser Outdoor Fetish Blowjob Big Cock Lingerie Shemale and Girl domination Guy Fucks Shemale Sex Toys cum in mouth
85%
My Awkward Phase
My Awkward Phase ©Alexandra Rios 2019 The greatest lie is that what happens in high school doesn't matter, because life begins in college. I pretended to agree, although I never believed it, for I was the world's greatest liar. Wannabees I was hanging out with my friends Quinn, Barb and Anne ... Read full Story
the greatest liar 2019-06-14 12,308 Small Tits anal sex Latina Masturbation Bareback Creampie Blowjob Big Cock transformation gangbang Shemale and Girl Guy Fucks Shemale Sex Toys Ass to Mouth cosplay hormones high school real life situations
92%
Southern Hospitality Ch. 04
XtinaSmith2017 Ash awoke feeling cold, he pursed his lips a little and shivered, curling up a little tighter, nude as he was, the action brought little relief from the cool air. He let out a soft murr of discomfort as his mind shook off the cobwebs of lingering dreams, he could see light throug... Read full Story
Gwapo67 2022-05-16 7,097 Big Tits Bareback Creampie Shemale Fucks Guy Blowjob Mature cum in mouth
100%
Beefy Buns
It's hard to get good help. Probably, that's true in any business, but it's especially difficult to find decent employees in the fast food racket. Believe me; I've tried. I manage the local Beefy Buns franchise--burgers, fries, and shakes is our mainstay, but the menu also features fish and chick... Read full Story
shemale lover 2012-04-22 6,418 anal sex Creampie blonde shemale
100%
The Experience of a Lifetime
My divorce was hitting me really hard. My wife outgrew our relationship and started living her own life and I had a front row seat to everything. My heart and life was upside down. I didn’t go out anymore. Friends and family both told me it was time to get my life back on track and start living ... Read full Story
therefill05 2020-11-30 20,670 Big Tits Cumshot Bareback Creampie Shemale Fucks Guy threesome Blowjob blonde Big Cock Ebony Uniform domination cum in mouth
50%
SOUS LA DIRECTION DE MAMAN
Jaime n'avait jamais eu beaucoup de chance avec les filles du lycée. C'était venu et reparti, et maintenant il en profitait un l'été dernier avant de partir à l'université avec sa virginité intacte. Ce n'était pas vraiment sa faute, il n'était pas un crétin ou un crétin, c'est juste que la vie et la... Read full Story
Femboy 2021 2023-01-26 1,792 Stockings Teen (18+) Crossdresser Cumshot Fetish Blowjob Big Cock Lingerie Shemale and Girl domination Guy Fucks Shemale Sex Toys cum in mouth