Synonyms of complainant

complainant

noun

kəm-ˈplā-nənt 

as in plaintiff

the person in a legal proceeding who makes a charge of wrongdoing against another

the complainant charged that the defendant had broken the ironclad contract that both had signed

Synonyms & Similar Words

• plaintiff
• accuser
• appellant
• petitioner
• suer
• litigant
• suitor
• pleader
• party

Antonyms & Near Antonyms

• defendant
• accused

Example Sentences

Recent Examples of complainant

The complaints published on BrokerCheck do not include any other details, and the complainants are not identified. — Charlotte Observer, 2 Sep. 2026

The Crown Prosecution Service declined the offer to safeguard the complainants, the filing says. — Tim Stelloh, NBC news, 27 Aug. 2026

Richard Luker, who served as the school’s head of science in the late 1980s, testified that the first complainant’s mother raised concerns that her son was planning to travel abroad with Bowen at the end of the school term. — Christina Coulter, PEOPLE, 27 Aug. 2026

Blackbox soon established that the complainant did not wish to participate, and alleges that 5 was aware of the individual’s reluctance to be the subject of a series based on their experience. — Jake Kanter, Deadline, 25 Aug. 2026