Willful

[американский вариант английского языка]; смотри значение wilful

Большой англо-русский словарь

Willful

or wilful adjective 1. obstinately and often perversely self-willed Example: a stubborn and willful child 2. done deliberately; intentional Example: willful disobedience Synonyms: see unrulywillfully adverbwillfulness noun

Merriam-Webster's Collegiate Dictionary