兢jīnɡ

[书] Ⅰ  （动） move Ⅱ  ❶ (害怕；惊慌) fearful
❷ （谨慎） cautious
❸ （强健） strong
◆兢兢业业 be conscientious and do one's best;assiduous;be attentive (to one's business);be careful and conscientious.

• callus
• calumny
• canard
• canary
• candidature
• canine
• canker
• cannibalism
• canon
• canopy
• cant
• cant
• cantankerous
• cantata
• canyon
• caper
• capitation
• capitulate
• capricious
• captious
• captivate
• captivation
• carapace
• carat
• cardigan