/ Thesaurus / P Synonyms of plentifulness Find synonyms for: Noun1. plenty, plentifulness, plenteousness, plenitude, plentitude, abundance, copiousness, teemingnessusage: a full supply; "there was plenty of food for everyone"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language