| Answer | Crossword Clue |
|---|---|
| TRAP | "Shut your ...!" |
| DRYUP | "Shut your yapper!" |
| HUSH | "Shut your mouth!" |
| STOWIT | "Shut your trap!" |
| YAP | "Keep your ... shut!" |
| CANIT | "Shut your mouth!" |
| ZIPIT | "Shut your trap!" |
| CANIT | "Shut your pie hole!" |
| ZIPIT | "Shut your pie hole!" |
| TRAP | "Shut your ...!" ("Hush up!") |
| YAWN | Impossibility if you keep your mouth shut |
| SHRUG | Say "I don't know" with your mouth shut |
| YAWN | You can't keep your mouth shut during it |
| SUCCESS | Work + play + keeping your mouth shut, according to Einstein |
