/ Thesaurus / H Synonyms of hysterically Find synonyms for: Adverb1. hystericallyusage: in a hysterical manner; "she screamed hysterically when she heard the news"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language