辜負

辜负
gūfù
  1. to fail to live up (to expectations)
  2. unworthy (of trust)
  3. to let down
  4. to betray (hopes)
  5. to disappoint

CEDICT

Entry Composition

1 辜 gū
  1. crime
  2. sin
2 負 fù
  1. to bear
  2. to carry (on one's back)
  3. to turn one's back on
  4. to be defeated
  5. negative (math. etc)