Related Clues:
- Go back on an obligation
- Fail to do as promised
- Don't follow through
- Back out of revaluating Greene
- Fail to carry out a commitment
- Go back on
- Back out on a promise
- Go back on (a promise)
- Bridge player's blunder
- Deny being close to manager O'Neill after reversal
- Play a card out of suit
- Don't follow suit — change to green energy
- Abandon injecting DNA material back into herb
- Break one's word
- Deny O'Neill's right to return