Bøying av det engelske verbet to backfill i alle sine former.
| Verbtid | Verbbøying (Uregelrett) |
|---|---|
| Infinitive: | to backfill |
| 3rd person singular: | backfills |
| Past simple: | backfilled |
| Past participle: | backfilled |
| Present participle: | backfilling |
| Imperative: | backfill! |