脣亡齒寒

唇亡齿寒
chúnwángchǐhán

to share a common lot; to share the same fate

Wiktionary

Homographs

唇亡齒寒 chúnwángchǐhán lit. without the lips, the teeth feel the cold (idiom); fig. intimately interdependent

Entry Composition

1 脣 chún variant of 唇 chún
=2 亡 wáng
  1. to die
  2. to lose
  3. to be gone
  4. to flee
  5. deceased
=2 亡 wáng old variant of 亡 wáng
=2 亡 wú
  1. (obsolete on its own in Standard Chinese) alternative form of 毋 (wú, “don't”)
  2. (obsolete on its own in Standard Chinese) alternative form of 無 /无 (“not have”)
  3. alternative form of 毋 (wú, “don't”)
  4. alternative form of 無 /无 (“not have”)
3 齒 chǐ tooth

classifier: 顆
4 寒 hán
  1. cold
  2. poor
  3. to tremble