Synonyms of willful

Adjective

1. 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 opposition

Definition and meaning of willful (Dictionary)