| 1 | English | uproarious | Characterized by loud, confused noise, or by... |
| 2 | English | uproar | Tumultuous, noisy excitement; Loud confused... |
| 3 | Dutch | oproer | uproar, riot; tumult, upheaval |
| 4 | Dutch | oproeren | |
| 5 | Dutch | op | up; onto, up onto; Used in separative verbs... |
| 6 | Middle Dutch | op | on, on top of; at, in the direction of; at, by |
| 7 | Old Dutch | up | up, upwards |
| 8 | Proto-Germanic | upp | up, upwards |
| 9 | Proto-Germanic | ub | under |
| 10 | Proto-Indo-European | upó | under, below |
| 11 | Proto-Indo-European | h₃ewp- | — |