cautious

a.小心谨慎的

caul, cauldron (also caldron), cauliflower, cauliflower cheese, cauliflower ear, caulk, caulk (also esp US calk), causal, causality, causation, causative, cause, causeway, caustic, caustic soda, caustically, cauterize, cauterize, cauterise, caution, cautionary, cautiously, cautiousness, cavalcade, cavalier, cavalry, cave, cave in, cave-dweller, cave-in, caveat, caveman, cavern, cavernous, caviare (also caviar), cavil, cavity, cavity wall, cavort, caw, cayenne,