| Clue | Source | Date |
|---|---|---|
| Hippopotamus, informally (5,5) | ||
| Hippopotamus: 2 wds. | ||
| Hippopotamus in German, literally | Universal | 21 Sep 2022 |
| "Hippopotamus," literally | USA Today | 20 Jan 2018 |
| "Hippopotamus," literally | ||
| *Hippo | ||
| Hippopotamus, literally | ||
| Hippopotamus | ||
| Hippo | ||
| Hippo | ||
| What "hippopotamus" literally means | ||
| Hippo | ||
| Hippopotamus | ||
| Hippopotamus. |