Bøying av det engelske verbet to retrogress i alle sine former.
| Verbtid | Verbbøying (Uregelrett) |
|---|---|
| Infinitive: | to retrogress |
| 3rd person singular: | retrogresses |
| Past simple: | retrogressed |
| Past participle: | retrogressed |
| Present participle: | retrogressing |
| Imperative: | retrogress! |