| 1 | Middle English | triour | — |
| 2 | Middle English | trien | to try a legal case |
| 3 | Old French | trier | to choose; to select; to sort; to find |
| 4 | Latin | triare | to pick out |
| 5 | Latin | trito | dative masculine singular of trītus; dative... |
| 6 | Latin | tritus | rubbed, triturated; worn out or away, well-worn |
| 7 | Latin | tero | I rub or triturate; I wear away or wear out; I... |
| 8 | Proto-Indo-European | terh₁- | to rub, turn; to drill, pierce |