noun
Derogatory term for a female sex worker. Strongly pejorative; avoid in polite conversation.
あの時代、売女は街角に立っていた。
In those days, prostitutes stood on street corners.
noun
Derogatory slur for a sexually promiscuous woman or as a general insult. Extremely offensive.
彼は怒って彼女を売女呼ばわりした。
He got angry and called her a slut.
Compound of 売 (selling) and 女 (woman), literally 'selling woman'. The reading ばいた is a gikun (meaning-based reading) rather than a standard on'yomi or kun'yomi combination.