/ Thesaurus / I Synonyms of illogically Find synonyms for: Adverb1. illogicallyusage: in an illogical manner; "she acted illogically under the pressure"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language