| 1 | English | perturbative | Of, pertaining to, or causing perturbation |
| 2 | English | perturb | To disturb; to bother or unsettle; To slightly... |
| 3 | French | perturber | to disrupt, to disturb; to throw off, to fluster |
| 4 | Italian | perturbare | to upset, disturb, perturb |
| 5 | Russian | пертурбация | — |
| 6 | Spanish | perturbar | to perturb, to disturb, to bother |
| 7 | Latin | perturbō | — |
| 8 | Latin | turbo | tornado, whirlwind; crowd; I disturb, unsettle,... |
| 9 | Latin | turba | stir, disturbance, tumult, uproar, trouble; mob,... |
| 10 | Ancient Greek | τύρβη | disorder, confusion, tumult; poetic rout, revelry |
| 11 | Proto-Indo-European | twerH- | to enclose, fence in; to grab, seize; to stir |