| 1 | English | Rob | — |
| 2 | Middle English | robben | To steal, rob, or pilfer; to illegally or... |
| 3 | Anglo-Norman | robber | — |
| 4 | Old French | rober | to rob; to steal |
| 5 | Latin | raubāre | — |
| 6 | Frankish | raubōn | to rob, plunder; to rob, to steal, to plunder |
| 7 | Proto-Germanic | raubōną | to rob, steal, plunder |
| 8 | Proto-Indo-European | Hrewp- | to break, tear |
| 9 | Proto-Indo-European | Hrew- | to tear out, dig out, open, acquire |