/ Thesaurus / A Synonyms of assert oneself Find synonyms for: Verb1. assert oneself, behave, comportusage: put oneself forward in an assertive and insistent mannerWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language