adj. referring to acts which are intentional, conscious and direc...

habitually disposed to disobedience and opposition I crossed my arms like a willful child. — New York Times (Aug 18, 2011)

also wilful, c. 1200, "strong-willed," usually in a bad sense, "obstinate, unreasonable," from will (n.) + -ful. From late 14c. as "eager" (to do something). Mid-14c., of [..]

Intentional, conscious, and intended to achieve a particular result.

or wil·ful [wil-fəl] adj : not accidental : done deliberately or knowingly and often in conscious violation or disregard of the law, duty, or the rights of others [ injury] [a violation ...

A "willful" act is one done intentionally, as distinguished from an act done carelessly or inadvertently.

Done intentionally, without justifiable cause, as distinguished from carelessly or inadvertently.

adj. referring to acts which are intentional, conscious and directed toward achieving a purpose. Some willful conduct which has wrongful or unfortunate results is considered "hardheaded," &q [..]

Done intentionally as distinguished from carelessly, inadvertently or accidentally (contempt). A defendant may be held in contempt for willful failure to support.

Intentional. *en|volitional,en|obstinate, en|self-willed, en|headstrong, en|spiteful