childishness

n.幼稚

chicory, chide, chief, Chief Constable, Chief of Staff, chiefly, chieftain, chiffon, chignon, chihuahua, chilblain, child, child benefit, child-bearing, child-minder, child-proof, childbirth, childhood, childish, childishly, childless, childlike, children, Chile, chili, chill, chilli, chilli con carne, chilliness, chilling, chilly, chime, chimera, chimera (also chimaera), chimerical, chimney, chimney-breast, chimney-piece, chimney-pot, chimney-stack,