Where does “drillproof” come from?
drillproof (English) comes from English proof, from Middle English proof, from Old French prove, from Latin proba, from Latin probāre, from Latin probō, from Latin Probus, from Proto-Indo-European pro-bhwo- — passed , crossed.
drillproof (English): Resistant to drills
Definitions
- Resistant to drills
Ancestry of “drillproof”, step by step
drillproof traces back through two separate lines of ancestry.
via English proof
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | proof | An effort, process, or operation designed to... |
| 2 | Middle English | proof | — |
| 3 | Old French | prove | — |
| 4 | Latin | proba | test, trial; proof, evidence |
| 5 | Latin | probāre | — |
| 6 | Latin | probō | to approve, permit, commend |
| 7 | Latin | Probus | good, serviceable, excellent, superior, able |
| 8 | Proto-Indo-European | pro-bhwo- | being in front, prominent |
| 9 | Proto-Indo-European | pro- | toward, forward |
| 10 | Proto-Indo-European | por- | to give birth; forward, through; going, passage |
| 11 | Proto-Indo-European | per- | before, in front; first; to go through |
| 12 | Proto-Indo-European | pr̥tós | passed , crossed |
via English drill
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | drill | To create by removing material with a drill; To... |
| 2 | Middle Dutch | drillen | bore, move in a circle |
| 3 | Old Dutch | thrillen | — |
| 4 | Proto-Germanic | þriljaną | — |
| 5 | Proto-Indo-European | ter- | tender, weak; young creature |
| 6 | Italian | termine | end, close; limit, term, date, time; term, word |
| 7 | Latin | terminus | a boundary, limit, end |
| 8 | Proto-Italic | termenos | — |
| 9 | Proto-Indo-European | térmn̥ | boundary, end |