/ Thesaurus / C Synonyms of complaintive Find synonyms for: Adjective1. complaining(prenominal) (vs. uncomplaining), complaintive, fretful, querulous, whiney, whiny, protestantusage: expressing pain or dissatisfaction of resentment; "a complaining boss"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language