| collective noun | usage | |
| bloat | A bloat of hippopotamuses | |
| crash | A crash of hippopotamuses | |
| herd | A herd of hippopotamuses | |
| pod | A pod of hippopotamuses | |
| thunder | A thunder of hippopotamuses | |
| huddle | A huddle of hippopotamuses | |
| collective noun | usage | |
| bloat | A bloat of hippopotamuses | |
| crash | A crash of hippopotamuses | |
| herd | A herd of hippopotamuses | |
| pod | A pod of hippopotamuses | |
| thunder | A thunder of hippopotamuses | |
| huddle | A huddle of hippopotamuses | |
