/ Thesaurus / S Synonyms of sissyish Find synonyms for: Adjective1. effeminate, emasculate, epicene, cissy, sissified, sissyish, sissy, unmanly (vs. manly), unmanful, unmanlikeusage: having unsuitable feminine qualitiesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language