| 1 | Old French | reversion | return; act of going back; return; act of giving... |
| 2 | Latin | reversio | The act of turning back , return; The act of... |
| 3 | Latin | -tiō | — |
| 4 | Latin | dissertātiō | — |
| 5 | Latin | dissertus | arranged, disposed; explained |
| 6 | Latin | disserere | second-person singular future passive indicative... |
| 7 | Latin | dis- | asunder, apart, in two; reversal, removal;... |
| 8 | Latin | calceus | shoe |
| 9 | Latin | calx | limestone; chalk; the finish line |
| 10 | Ancient Greek | χάλιξ | small stone, pebble; gravel, rubble |