/ Thesaurus / W Synonyms of weight gainer Find synonyms for: Noun1. gainer, weight gainer, person, individual, someone, somebody, mortal, soulusage: a person who gains weightWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language