Anatomical term; used in medical, educational, and everyday contexts.
クリトリスは女性の性感帯の一つです。
The clitoris is one of the female erogenous zones.
クリトリス is the standard, clinically neutral anatomical term, while クリ is a crude slang abbreviation used only in vulgar speech.
clitoral phimosis
Borrowed from English 'clitoris', ultimately from Ancient Greek κλειτορίς (kleitorís).