唇亡齒寒 chún wáng chǐ hán

DEFINITIONS

  1. lit. without the lips, the teeth feel the cold (idiom); fig. intimately interdependent

CHARACTERS

唇 chún
HSK 6
lips
亡 wáng
HSK 6
death, destroyed; lose, perish
齒 chǐ teeth; gears, cogs; age; KangXi radical 211
寒 hán
HSK 4
cold, wintry, chilly