| Solution | Length | |
|---|---|---|
| 2 letters | ||
| on | 2 | |
| 3 letters | ||
| ion | 3 | |
| rev | 3 | |
| 4 letters | ||
| rush | 4 | |
| race | 4 | |
| tron | 4 | |
| revs | 4 | |
| push | 4 | |
| step | 4 | |
| urge | 4 | |
| spur | 4 | |
| whet | 4 | |
| whip | 4 | |
| 5 letters | ||
| pedal | 5 | |
| dynes | 5 | |
| revup | 5 | |
| speed | 5 | |
| hurry | 5 | |
| press | 5 | |
| 6 letters | ||
| hasten | 6 | |
| revive | 6 | |
| stepup | 6 | |
| vivify | 6 | |
| triple | 6 | |
| ramify | 6 | |
| MOVEUP | 6 | |
| excite | 6 | |
| 7 letters | ||
| hastens | 7 | |
| quicken | 7 | |
| sharpen | 7 | |
| forward | 7 | |
| speedup | 7 | |
| animate | 7 | |
| push-on | 7 | |
| promote | 7 | |
| 8 letters | ||
| stampede | 8 | |
| speedsup | 8 | |
| railroad | 8 | |
| steponit | 8 | |
| soup up | 8 | |
| redouble | 8 | |
| dispatch | 8 | |
| expedite | 8 | |
| step up | 8 | |
| speedups | 8 | |
| 9 letters | ||
| RETARDATE | 9 | |
| reinforce | 9 | |
| stimulate | 9 | |
| speed up | 9 | |
| 10 letters | ||
| facilitate | 10 | |
| STEP ON IT | 10 | |
| strengthen | 10 | |
| 11 letters | ||
| GATHERSPEED | 11 | |
| precipitate | 11 | |
| resuscitate | 11 | |
| 12 letters | ||
| steponthegas | 12 | |
| reinvigorate | 12 | |