i Register
In some senses, fishwife is marked as archaic, derogatory, slang. Watch for register when choosing this word.
noun
A woman who sells or works with fish; a female fishmonger.
[S]he was angry with herself; and, for that, sang the more loudly the most wicked and risqué of her slang songs, that gave the morals of a Messalina in the language of a fish-wife, and yet had an inalienable, mischievous, contagious, dauntless French grace in it withal.
A vulgar, abusive or nagging woman with a loud, unpleasant voice.
A person, especially a woman, with poor personal hygiene.
The wife of a homosexual man.