/ Thesaurus / C Synonyms of cantankerously Find synonyms for: Adverb1. cantankerouslyusage: in a bad mood; "he answered her cantankerously"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language