A person who prosecutes
A prosecuting witness in a criminal case.
An impromptu or extralegal system of justice substituted for established judicial procedure:
A party to a legal action.
Find another word for plaintiff. In this page you can discover 19 synonyms, antonyms, idiomatic expressions, and related words for plaintiff, like: accuser, prosecutor, complainant, law, pursuer, claimant, litigant, testator, defendant, appellant and the-prosecution.