Similar words: complain about, complain, complaint, complaining, complaisant, complaisance, plain, explain. Meaning: [-nənt] 
n. a person who brings an action in a court of law.
n. a person who brings an action in a court of law. 31. The school will keep complainant informed of the status of the complaint investigation.
More similar words: complain about, complain, complaint, complaining, complaisant, complaisance, plain, explain, plainly, plaintiff, plaintive, plainsong, re-explain, flood plain, floodplain, complacent, plaintively, great plains, complacency, plain sailing, complacently, implant, compliant, finance company, dominant, ruminant, implanted, determinant, predominant, contaminant.