發誓

发誓
fāshì
  1. to vow
  2. to pledge
  3. to swear

CEDICT

Entry Composition

1 發 fā
  1. to send out
  2. to show (one's feeling)
  3. to issue
  4. to develop
  5. to make a bundle of money
  6. classifier for gunshots (rounds)
2 誓 shì
  1. oath
  2. vow
  3. to swear
  4. to pledge