Willful means deliberate, or stubbornly set on your own way. Willful damage, a willful child, willful blindness.
In law it means deliberate, and willful blindness is the doctrine that deliberately not looking is no defence — you are treated as knowing what you avoided finding out. Of a child it means headstrong. Note the British spelling wilful with one l, which is the older form.
1adjectivedeliberateDeliberate.
“The judge said it was willful neglect of the animals, not an honest mistake.”
2adjectivewillfulStubbornly set on your own way.
“The willful child refused to put on her coat, no matter how much her mother begged.”
willful is a quality of deliberateness.
Also accepted in games: wilful
Middle English
wilful
English
wilful
English, today
willful
wilful comes from Middle English wilful; equivalent to will + ful.
Etymology from Wiktionary, CC BY-SA
Practised in Word Building