| Solution | Length | |
|---|---|---|
| 3 letters | ||
| rap | 3 | |
| tap | 3 | |
| 4 letters | ||
| meet | 4 | |
| wham | 4 | |
| slam | 4 | |
| whop | 4 | |
| slat | 4 | |
| slap | 4 | |
| 5 letters | ||
| whack | 5 | |
| trade | 5 | |
| truck | 5 | |
| whomp | 5 | |
| smack | 5 | |
| splat | 5 | |
| 6 letters | ||
| barter | 6 | |
| TRADES | 6 | |
| thwack | 6 | |
| strike | 6 | |
| return | 6 | |
| switch | 6 | |
| rotate | 6 | |
| 7 letters | ||
| barters | 7 | |
| traffic | 7 | |
| requite | 7 | |
| respond | 7 | |
| replace | 7 | |
| trading | 7 | |
| 8 letters | ||
| exchange | 8 | |
| swapping | 8 | |
| trade-in | 8 | |
| 9 letters | ||
| transpose | 9 | |
| retaliate | 9 | |
| exchanges | 9 | |
| 10 letters | ||
| SUBSTITUTE | 10 | |
| 11 letters | ||
| interchange | 11 | |
| EXACTCHANGE | 11 | |
| reciprocate | 11 | |
| 12 letters | ||
| substitution | 12 | |