幼稚病 yòuzhìbìng infantilism Definitions Defs Origin Strokes Stroke Words Sentences Sents yòuzhìbìng infantilism 幼稚 yòuzhì adjective childish childish; immature; naive; simple-minded病 bìng noun illness illness; disease; physical or mental sicknessyòuzhìbìng infantile disorder 幼稚 yòuzhì adjective childish childish; immature; naive; simple-minded病 bìng nounverb defect (bound form) defect; fault; mistake; flaw