Translation guide
Expressions for sexual behavior or desires that deviate from societal norms, ranging from clinical to colloquial.
The speaker wants to refer to sexual behavior that is considered abnormal or deviant in a general sense.
A direct and relatively neutral term for sexual deviance, used in psychological or sociological contexts.
性的逸脱行動は社会規範から外れている。
Sexually deviant behavior deviates from social norms.
Often used in clinical psychology for paraphilias or sexual perversions. More technical than 性的逸脱.
性倒錯の治療には専門的なアプローチが必要だ。
Treating paraphilias requires a specialized approach.
Literally 'abnormal sexual desire', a more direct and somewhat clinical term. Less common in everyday speech.
彼は変態性欲の研究をしている。
He is researching abnormal sexual desires.
The speaker wants to call someone or something 'perverted' in a casual, often derogatory way.
The most common colloquial term for a pervert or perverted behavior. Can be used as a noun or na-adjective. Often used jokingly or insultingly.
Can be offensive; use with care. Often used in a lighthearted manner among friends, but can be a serious insult.
あの人、変態だよ。
That person is a pervert.
変態的な趣味を持っている。
He has perverted tastes.
An i-adjective meaning 'erotic' or 'perverted' in a sexual sense. More about being sexually suggestive than clinical deviance.
A slightly old-fashioned but still common term for a lecherous or perverted person. Often used for someone who is always thinking about sex.
The speaker wants to refer to a specific type of sexual deviance, such as a fetish or paraphilia.
Suffix meaning 'fetish for ~'. Attach to the object of the fetish. Very common in casual speech.
彼は足フェチだ。
He has a foot fetish.
A formal term for sexual preference or orientation, often used in clinical contexts to describe paraphilias.
彼の性的嗜好は一般的ではない。
His sexual preferences are not typical.
Short for 性倒錯, used in compound words or technical discussions. Not used alone in everyday speech.
The speaker wants to refer to illegal or seriously harmful sexual behavior.
Sexual abuse. Used for criminal acts, especially against children or vulnerable individuals.
性的虐待は深刻な犯罪です。
Sexual abuse is a serious crime.
Specifically refers to a molester, especially on public transportation. Can also refer to the act itself.
The English term 'sexual deviancy' is broad and can sound clinical or judgmental. In Japanese, the appropriate term depends heavily on context. Using 性的逸脱 in casual conversation may sound overly formal or strange. For everyday speech, 変態 is more natural, but be aware it can be offensive.
変態 is the most direct equivalent of 'pervert' and can be used for a wide range of deviant behaviors. スケベ implies a lecherous, sex-obsessed person, often used for dirty old men. エロい describes something sexually suggestive or erotic, not necessarily deviant.
That movie is a bit too erotic.
He's always thinking about perverted things.
倒錯的な欲望
perverted desires
Indecent act; often used in legal contexts for public indecency or molestation.
彼はわいせつ行為で逮捕された。
He was arrested for an indecent act.
Groping is a crime.