/ Thesaurus Find synonyms for: Adjective1. willful, wilful, voluntary (vs. involuntary)usage: done by design; "the insult was intentional"; "willful disobedience"2. froward, headstrong, self-willed, willful, wilful, disobedient (vs. obedient)usage: habitually disposed to disobedience and oppositionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: wilful (Dictionary) Related Content Daily Word Quiz: braggart Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index