| 1 | French | coupon | coupon; An oddment or offcut, a short rest of... |
| 2 | French | couper | to cut, cut up, to chop, to sever; to cut off, to... |
| 3 | Old French | coper | to cut |
| 4 | Old French | -er | Alternative form of -ier, verbal suffix;... |
| 5 | Latin | -āre | — |
| 6 | Proto-Italic | -āō | Forms primarily denominative verbs |
| 7 | Proto-Indo-European | -eh₂yéti | Creates iterative/ frequentative/ intensive... |
| 8 | Proto-Indo-European | -yéti | Creates intransitive, often deponent,... |
| 9 | Proto-Indo-European | yé- | — |
| 10 | Chichewa | iye | he, she |