female molester
Slang term for a woman who commits sexual harassment or molestation, analogous to 痴漢 (male molester). Often used in media and legal contexts.
See also: 痴漢
A man who encountered a female molester on the train reported it.
lewd woman; libidinous woman
Slang for a woman who is sexually forward or promiscuous. Can be derogatory.
Dated slang meaning a foolish or stupid woman. Rarely used in modern Japanese.
I was molested by a woman on the train.
She acted like a lewd woman and surprised everyone around her.
In old novels, there are examples where 痴女 is used to mean a stupid woman.
She was arrested for committing an act of molestation on the train.
淫乱 describes lewd or promiscuous behavior in general (can apply to men or women), while 痴女 is a slang noun specifically labeling a sexually forward woman.
変質者 is a broader, more formal term for a sexual deviant of either gender, whereas 痴女 specifically labels a female offender in slang.
Compound of 痴 (foolish, lewd) and 女 (woman). The modern slang meaning 'female molester' likely developed as a female counterpart to 痴漢.