wilful (US also willful)

adj [usu attrib通常作定语] (derog 贬) 1 (of sth bad) done deliberately; intentional （指坏事）故意做的, 特意的: wilful disobedience, negligence, murder, waste 故意的不服从、 不理会、 杀人、 浪费. 2 (of a person) determined to do as one wishes; headstrong or obstinate （指人）任性的, 倔强的, 固执的: a wilful child 任性的孩子.

wife, wifely, wig, wigging, wiggle, wiggly, wigwam, wilco, wild, wild card, wild-goose chase, wildcat, wildebeest, wilderness, wildfire, wildfowl, wildlife, wildly, wildness, wiles, wilfully, wilfulness, wiliness, will, will-o'-the-wisp, will-o-the-wisp, will-power, willful, willfully, willfulness, willies, willing, willingly, willingness, willow, willow-pattern, willowy, willy, willy-nilly, wilt,