/ Thesaurus / I Synonyms of ill will Find synonyms for: Noun1. hostility, enmity, ill will, hate, hatredusage: the feeling of a hostile person; "he could no longer contain his hostility"2. hostility, ill will, unfriendlinessusage: a hostile (very unfriendly) disposition; "he could not conceal his hostility"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language