唇亡齿寒 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
齿 chǐ
HSK 5
teeth; gears, cogs; age; simplified form of the KangXi radical number 211
寒 hán
HSK 4
cold, wintry, chilly