| 1 | English | felony | A serious criminal offense, which, under United... |
| 2 | Middle English | felony | — |
| 3 | Old French | felonie | evil; immoral acts or deeds |
| 4 | Old French | felon | evildoer; wrongdoer; immoral person; bastard;... |
| 5 | Medieval Latin | fello | I suck; I fellate, perform fellatio, suck off;... |
| 6 | Frankish | fellō | evildoer; wicked person |
| 7 | Proto-Germanic | fillô | — |
| 8 | Proto-Germanic | faluz | terrible; cruel; bad |
| 9 | Proto-Indo-European | pol- | to pour, flow, float, fly, swim, flee; to pour,... |