垂危

chuíwēi
  1. close to death
  2. life-threatening (illness)

CEDICT

  1. to be critically ill; to be at one's last gasp
  2. to be in great peril (of a nation)

Wiktionary

Entry Composition

1 垂 chuí
  1. to hang (down)
  2. droop
  3. dangle
  4. bend down
  5. hand down
  6. bequeath
  7. nearly
  8. almost
  9. to approach
2 危 wēi
  1. danger
  2. to endanger
  3. Taiwan pr. wéi