A-Z Reference
Hentai Glossary
A
Age Progression / Regression
A fantasy trope where a character magically and rapidly ages up (progression) or down (regression).
Ahegao
A Japanese term for a facial expression of extreme pleasure, often exaggerated in hentai, characterized by rolled-back eyes and a protruding tongue.
Anal
A popular category that refers to sexual acts involving the anus, often depicted in various pairings and scenarios.
Anime
A style of Japanese film and television animation, typically aimed at adults as well as children.
Ara Ara
A Japanese phrase translating to "Oh my" or "My, my." It is famously used by older, seductive female characters.
Armpit
A fetish focusing on a character's armpits, often involving licking, smelling, or other forms of stimulation.
B
BDSM
An acronym for Bondage & Discipline, Dominance & Submission, Sadism & Masochism, featuring themes of consensual power exchange.
Big Boobs
A tag for hentai featuring female characters with exceptionally large breasts, a highly popular and prevalent visual trope.
Blow Job
Refers to the act of oral sex performed on a male, also known as fellatio. A fundamental and common act in hentai.
Bondage
The practice of tying, binding, or restraining a partner for erotic pleasure. A key component of BDSM.
Boob Job
Also known as "paizuri," this term refers to the act of a male ejaculating between a female's breasts.
Bukkake
A sexual act where multiple males ejaculate onto a single person, typically the face.
C
Censored
Refers to hentai where genitalia and explicit acts are obscured, typically using mosaics, light beams, or black bars.
Cheating
A direct synonym for infidelity, serving as the core component of the "NTR (Netorare)" genre.
Chikan
A Japanese term for a groper or molester, typically in a public setting like a crowded train.
Comedy
A genre tag indicating the work contains humorous situations, witty dialogue, or parody elements alongside its erotic content.
Corruption
A narrative where a pure or innocent character is gradually turned evil, lewd, or depraved through seduction or trauma.
Cosplay
Features characters dressing up as other famous characters from anime, manga, video games, or in specific fantasy outfits.
Creampie
A tag for scenes where a male ejaculates inside a partner (typically vaginally or anally) without a condom, with the semen shown leaking out.
Cumshot
A general term for any visible ejaculation scene, including a facial, creampie, or boob job.
D
Dandere
A character who is extremely quiet, shy, and antisocial, but becomes more talkative and sweet around their love interest.
Dark Skin
Features characters with tanned, brown, or dark complexions, often contrasted with lighter-skinned characters.
Deepthroat
A variation of a "Blow Job" where the penis is taken into the throat, past the oral cavity.
Deredere
A character who is completely cheerful, kind, and energetic. They are openly loving and sweet to everyone.
Double Penetration
The act of being simultaneously penetrated in two orifices, typically the vagina and anus.
Doujinshi
Self-published works, typically manga, fanfiction, or art books. In the hentai world, it usually refers to fan-made pornographic comics.
E
Ecchi
Derived from the letter "H" in hentai, but refers to playful, non-explicit sexual content. Think "lewd" or "pervy," but not pornographic.
Elf
A popular fantasy race characterized by long, pointed ears, beauty, and often a connection to nature or magic.
Exhibitionism
A fetish involving the act of exposing oneself or performing sexual acts in public to be seen by others.
F
Facial
A sexual act where a male ejaculates onto a partner's face. A common climax in many hentai genres.
Fantasy
Hentai set in a world with magic, mythical creatures, and non-human races like elves, demons, or orcs.
Femdom
Short for "Female Dominance," a subcategory of BDSM where a woman takes the dominant role over a submissive partner.
Filmed
A tag indicating that the sexual acts within the story are being recorded by a camera, either by a participant or a third party.
Fingering
The act of using fingers to stimulate the vagina or clitoris. A fundamental act in lesbian and heterosexual hentai.
Foot Job
A fetishistic act involving the use of feet to stimulate a partner, typically the penis.
Forced
A tag that acts as a slightly softer synonym for "Rape," implying coercion or lack of enthusiastic consent.
Futanari
A genre featuring characters, typically female-presenting, who possess both male and female genitalia (a penis and a vagina).
G
Gangbang
A scenario where one person has sex with multiple partners, either consecutively or simultaneously.
Gender Bender
A genre where a character's gender is switched, either through magic, technology, or other means.
Glasses
A simple aesthetic tag for characters who wear glasses, appealing to the "meganekko" (glasses girl) fetish.
Guro
An extreme genre focusing on gore, mutilation, and graphic violence, often in an erotic context. Also known as "ero-guro."
Gyaru
A Japanese fashion subculture characterized by tanned skin, bleached hair, heavy makeup, and decorated nails.
H
Hand Job
The manual stimulation of a penis to orgasm. A foundational sexual act in hentai.
Harem
A plot where one central character (usually male) is surrounded by multiple potential romantic or sexual partners.
HD
A technical tag indicating the video is available in High Definition, typically 720p or 1080p, offering superior visual quality.
Hentai
A Japanese word meaning "pervert" or "abnormal." In the West, it is used as a catch-all term for pornographic anime and manga.
Horror
A genre that combines eroticism with elements of fear, gore, psychological distress, or supernatural threats.
Humiliation
A BDSM practice focused on psychological degradation, embarrassment, and debasement for erotic pleasure.
Hypnosis
A common method used in "Mind Control" hentai, where a character is put into a trance and made to obey commands.
I
Imouto
The Japanese word for "little sister." A major character archetype in incest-themed hentai.
Incest
Features sexual relationships between family members, such as siblings, parents and children, or cousins.
Inflation
An extreme fetish involving the inflation of body parts (usually breasts, belly, or butt) to gigantic, unrealistic proportions.
Isekai
A genre meaning "different world," where the protagonist is transported from their normal life into a fantasy world.
J
K
L
Lactation
A fetish focusing on breast milk, including scenes of breastfeeding an adult, or milk spraying from the nipples.
Lesbian
A broader, more direct term for the "Yuri" genre, referring to sexual acts exclusively between women.
Loli
A controversial genre featuring characters who are depicted as, or appear to be, young or pre-pubescent girls.
M
Maid
Features characters dressed and acting as domestic servants, often in a classic maid outfit.
Manga
Japanese comics or graphic novels. The source material for many anime and hentai adaptations.
Masturbation
The act of stimulating one's own genitals for sexual pleasure. Can be performed solo or mutually with a partner.
Milf
An acronym for "Mom I'd Like to F*ck." This popular genre features attractive, sexually experienced older women, who are often mothers.
Mind Break
A dark trope where a character undergoes a psychological breakdown, losing their sanity and inhibitions due to intense physical or emotional trauma.
Mind Control
A genre where characters are forced to perform sexual acts against their will through hypnosis, magic, drugs, or technology.
Moe
A Japanese slang term referring to a powerful feeling of affection or protectiveness towards a cute fictional character.
Monster
Hentai featuring sexual encounters between humans (usually female) and non-human, often grotesque or mythical creatures.
Monster Girl / Musume
A genre featuring female characters who are part monster, but are typically cute or attractive rather than grotesque.
N
Nakadashi
The Japanese term for "creampie," specifically meaning "to cum inside."
Nekomimi
A "moe" trope featuring characters with cat ears and sometimes a tail, commonly known as "catgirls" or "catboys."
Netori
The inverse of NTR (Netorare), where the protagonist is the one who "steals" someone else's romantic partner.
NTR (Netorare)
Short for "Netorare," a Japanese term that translates to "to be stolen away." This genre focuses on cuckoldry, where a protagonist's romantic partner is unfaithful with another person.
Nurse
Features characters in a medical setting, typically dressed in a nurse's uniform. A popular roleplay and cosplay category.
O
ONA
Original Net Animation. Anime released directly for internet streaming.
Onee-san
The Japanese word for "big sister." A character archetype often portrayed as caring, mature, or seductive.
Oni
Japanese demons or ogres, typically portrayed with horns, sharp claws, and immense strength.
Orc
A brutish, muscular, and often green-skinned fantasy race, typically depicted as aggressive and sexually dominant.
Orgy
A form of group sex involving multiple people engaging in open and unrestrained sexual activity with one another.
Osananajimi
The Japanese term for a "childhood friend." A staple character archetype in romance and harem anime.
OVA / OAV
Original Video Animation. Anime released directly to home video (like Blu-ray) without prior TV broadcast.
P
Paizuri
The Japanese term for "boob job," a sexual act involving stimulation with the breasts.
Panty Shot
A brief, often accidental, glimpse of a female character's panties. A staple of "Ecchi" content.
Parody
Hentai that features characters from existing, well-known, non-pornographic anime, manga, or video games.
Pegging
The act of a female anally penetrating a male using a strap-on dildo.
Plot
A tag indicating that the hentai has a significant storyline, character development, or narrative beyond the sexual acts.
POV
An acronym for "Point of View," where the scene is shown through the eyes of a participant, creating an immersive experience.
Pregnant
A fetish genre featuring characters who are visibly pregnant or who become pregnant as a result of the sexual acts.
Public Sex
Features sexual acts taking place in public or semi-public locations where there is a risk of being discovered.
R
Rape
A dark fantasy genre depicting non-consensual sexual acts. It is a major tag in hentai, focused on themes of domination and power.
Reverse Harem
A plot where one central female character is surrounded by multiple male romantic or sexual partners.
Reverse Rape
A subgenre where a female (or multiple females) sexually forces herself onto a male character.
Rim Job
A term for anilingus, the act of orally stimulating a partner's anus. A specific and popular niche fetish.
Romance
A genre focused on the development of a deep, emotional, and loving relationship between characters.
S
Sakuga
A term used by anime fans to refer to moments in an episode with exceptionally fluid, high-quality animation.
Scat
An extreme fetish, also known as coprophilia, which involves feces in a sexual context. This is a highly niche and explicit category.
School Girl
One of the most popular settings and archetypes in hentai, featuring female characters in school uniforms.
Seinen
A demographic term for media targeted at adult men. Seinen series often have more mature, complex, and darker themes.
Sensei
The Japanese word for "teacher" or "master." A common character archetype in school settings.
Shibari / Kinbaku
The Japanese art of intricate, aesthetic rope bondage. A highly stylized form of the "Bondage" genre.
Shota
The male equivalent of "Loli," derived from "shotacon." This genre features young-appearing male characters in erotic situations.
Shoujo
A demographic term for media targeted at young girls (approx. 12-18), focusing on romance and relationships.
Shounen
A demographic term for media targeted at young boys (approx. 12-18). Not a hentai genre, but its tropes are often parodied.
Shy
A character trait for those who are timid, easily embarrassed, and hesitant in social or sexual situations.
Slice of Life
A genre that depicts the everyday, mundane lives of its characters, focusing on realism and relationships.
Small Boobs / Pettan
A tag for female characters with small or flat chests, often affectionately or teasingly called "pettan" in Japanese.
Spanking
The act of striking the buttocks for punishment or sexual pleasure. A common element in BDSM.
Succubus
A female demon or supernatural entity who seduces men to drain their life force through sexual activity.
Swimsuit
Features characters wearing swimwear, such as bikinis or one-piece suits, typically at a beach or pool.
T
Teacher
A roleplay genre featuring a teacher as a main character, often engaging in a forbidden relationship with a student.
Tentacle
A subgenre of hentai featuring sexual encounters between characters (usually female) and tentacled creatures or monsters.
Thighs / Zettai Ryouiki
A fetish focusing on a character's thighs, especially the area of exposed skin between thigh-high socks and a skirt.
Threesome
A sexual encounter involving three participants. A common form of group sex in hentai.
Tomboy
A female character who exhibits masculine traits, such as a short haircut, boyish clothes, and an assertive personality.
Toys
A tag for scenes that feature the use of sex toys, such as dildos, vibrators, butt plugs, or beads.
Tribadism
Also known as "scissoring," a lesbian sexual act where two women rub their vulvas together for mutual stimulation.
Tsundere
A character who acts cold, hostile, or prickly on the outside, but is actually warm and loving on the inside.
U
V
Vanilla
A term used to describe conventional, romantic, and often gentle sexual encounters. It typically lacks any BDSM, fetishistic, or extreme elements.
Virgin
A character who is sexually inexperienced. The loss of their virginity is often a central plot point.
Voyeurism
The fetish of watching others engage in private or sexual acts without their knowledge.
W
X
Y
Yandere
A character who is initially sweet and loving, but whose affection becomes a brutal, psychotic obsession.
Yaoi
The male equivalent of Yuri, focusing on romantic and/or sexual relationships between male characters.
Yuri
A genre of Japanese media focusing on intimate relationships between female characters. In hentai, it specifically refers to lesbian sexual content.