| Word | Definitions | Synonyms |
|---|---|---|
| wilful | (adjective) habitually disposed to disobedience and opposition | Synonyms: froward, headstrong, self-willed, willful |
| (adjective) done by design | Synonyms: willful | |
| wilfully | (adverb) in a willful manner | Synonyms: willfully |
| wilfulness | (noun) the trait of being prone to disobedience and lack of discipline | Synonyms: fractiousness, unruliness, willfulness |