| Solution | Length | |
|---|---|---|
| 2 letters | ||
| rn | 2 | |
| 3 letters | ||
| pdq | 3 | |
| now | 3 | |
| 4 letters | ||
| soon | 4 | |
| shot | 4 | |
| time | 4 | |
| once | 4 | |
| asap | 4 | |
| stat | 4 | |
| anon | 4 | |
| 5 letters | ||
| today | 5 | |
| right | 5 | |
| delay | 5 | |
| 6 letters | ||
| presto | 6 | |
| pronto | 6 | |
| atonce | 6 | |
| 7 letters | ||
| soonest | 7 | |
| at once | 7 | |
| without | 7 | |
| shortly | 7 | |
| readily | 7 | |
| quickly | 7 | |
| swiftly | 7 | |
| 8 letters | ||
| straight | 8 | |
| FIRSTOFF | 8 | |
| slapdash | 8 | |
| RIGHTOFF | 8 | |
| promptly | 8 | |
| speedily | 8 | |
| directly | 8 | |
| 9 letters | ||
| forthwith | 9 | |
| presently | 9 | |
| posthaste | 9 | |
| SUMMARILY | 9 | |
| rightaway | 9 | |
| with that | 9 | |
| onthespot | 9 | |
| instantly | 9 | |
| 10 letters | ||
| straightly | 10 | |
| hereandnow | 10 | |
| right away | 10 | |
| 11 letters | ||
| on the spot | 11 | |
| STRAIGHTWAY | 11 | |
| 12 letters | ||
| thereandthen | 12 | |
| WITHOUTDELAY | 12 | |
| thenandthere | 12 | |
| straightaway | 12 | |
| 13 letters | ||
| lickety-split | 13 | |
| Without delay | 13 | |
| straight away | 13 | |
| FROMTHEWORDGO | 13 | |
| superficially | 13 | |
| 14 letters | ||
| then and there | 14 | |
| RIGHTOFFTHEBAT | 14 | |
| 15 letters | ||
| INSTANTANEOUSLY | 15 | |
| 20 letters | ||
| AT THE DROP OF A HAT | 20 | |