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口内性交 (こうないせいこう) Japanese meaning | Kotomora

口こう内ない性せい交こう

こ

う

な

い

せ

い

こ

う

Meanings

1

oral sex; fellatio

A clinical or formal term for oral sex, often used in medical or legal contexts. In everyday conversation, フェラ or フェラチオ are more common for fellatio.

See also: フェラ · フェラチオ

性せい

感かん

染せん

症しょう

は

口こう

内ない

性せい

交こう

で

も

感かん

染せん

する

こと

が

あり

ます

。

Sexually transmitted infections can be transmitted through oral sex as well.

法ほう律りつ用よう語ごでは、口こう内ない性せい交こうも性せい行こう為いの一いっ種しゅとして扱あつかわれる。

In legal terminology, oral sex is also treated as a type of sexual act.

Kanji

口mouth
内inside, within, between
性sex, gender, nature
交mingle, mixing, association

Related words

フェラ
Casual abbreviation of フェラチオ; used in everyday speech for fellatio, whereas 口内性交 is a formal, clinical term.
フェラチオ
Common loanword for fellatio; more specific and less formal than 口内性交.

Built from

口こう内ない+性せい交こう

Etymology

Compound of 口内 (inside the mouth) and 性交 (sexual intercourse). The exact historical derivation is uncertain; the term likely arose in medical or legal contexts as a formal description.