| Answer | Crossword Clue |
|---|---|
| REDBUG | Itch initiator |
| TRI | Weekly initiator |
| DARER | Prank initiator |
| SILENTW | Wreck initiator? |
| PARA | Graph initiator |
| ANTE | Kitty initiator |
| PRMAN | Blitz initiator |
| LINE | Pickup initiator |
| TIMEFUSE | Pyrotechnic initiator |
| SPARKPLUG | Initiator of action |
| ACHE | Dentist visit initiator |
| TRIPPER | Fall initiator, perhaps |
| ACHE | Dentist-visit initiator |
| PANICBUTTON | Emergency response initiator |
| SENDER | E-mail initiator |
| TOJO | Pearl Harbor attack initiator |
| ENGARDE | Initiator of some matches |
| FDR | W.P.A. initiator |
| MAO | The Great Leap Forward initiator |
| NASA | Initiator of a probe, maybe |
