| Clue | Source | Date |
|---|---|---|
| Horse power increaser? | Wall Street Journal | 26 Oct 2019 |
| Horse power increaser? | ||
| Opposite of "whoa!" (Var.) | ||
| Command to Dobbin | ||
| Opposite of "Whoa!" | ||
| Opposite of "whoa!" | ||
| Command to a horse | ||
| Command to dobbin. | ||
| Buggy driver's command. | ||
| Get up! | ||
| Word urging Dobbin. |