| 1 | English | forbidding | Appearing to be threatening, unfriendly or... |
| 2 | English | forbid | To disallow; to proscribe; To deny, exclude from,... |
| 3 | Middle English | forbeden | — |
| 4 | Old English | forbēodan | to forbid, prohibit, restrain, refuse, repeal,... |
| 5 | Proto-Germanic | furibeudaną | to forbid, prohibit, command against |
| 6 | Proto-Germanic | furi- | before, forth, forward; forth- |
| 7 | Proto-Germanic | furi | for, before; before, forward |
| 8 | Proto-Indo-European | preh₂- | before, in front |
| 9 | Proto-Indo-European | per- | before, in front; first; to go through |
| 10 | Proto-Indo-European | pr̥tós | passed , crossed |