A prosecuting witness in a criminal case.
A person who prosecutes
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 8 synonyms, antonyms, idiomatic expressions, and related words for plaintiff, like: accuser, complainant, prosecutor, law, litigant, suer, claimant and defendant.