| Answer | Crossword Clue |
|---|---|
| ACK | When doubled, antiaircraft fire |
| ACK | When repeated, antiaircraft fire |
| ACK | WWII fire, when doubled |
| ACK | When doubled, defensive fire |
| LIAR | When doubled, cry before "pants on fire" |
| FLAK | Antiaircraft fire. |
| FLAK | Antiaircraft fire |
| ACKACK | Antiaircraft fire |
| ACK | Repeated, antiaircraft fire |
| ACKACK | Antiaircraft fire, informally |
