/ Thesaurus / H Synonyms of hygienical Find synonyms for: Adjective1. hygienic, hygienical, sanitary (vs. unsanitary), healthfulusage: tending to promote or preserve health; "hygienic habits like using disposable tissues"; "hygienic surroundings with plenty of fresh air"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