/ Thesaurus / B Synonyms of behavioral Find synonyms for: Adjective1. behavioral, behaviouralusage: of or relating to behavior; "behavioral sciences"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language