| Sg | Pl | |
| 1st | brenn (rule) | brennum (rule) |
| 2nd | brennr (rule) | brennið (rule) |
| 3rd | brennr (rule) | brenna (rule) |
| Sg | Pl | |
| 1st | brann (rule) | brunnum (rule) |
| 2nd | brannt (rule) | brunnuð (rule) |
| 3rd | brann (rule) | brunnu (rule) |
| Sg | Pl | |
| 1st | brennumk (rule) | brennumk (rule) |
| 2nd | brennsk (rule) | brennizk (rule) |
| 3rd | brennsk (rule) | brennask (rule) |
| Sg | Pl | |
| 1st | ? (rule) | brunnumsk (rule) |
| 2nd | ? (rule) | brunnuzk (rule) |
| 3rd | brannsk (rule) | brunnusk (rule) |
| Sg | Pl | |
| 1 | brenna (rule) | brennim (rule) |
| 2 | brennir (rule) | brennið (rule) |
| 3 | brenni (rule) | brenni (rule) |
| Sg | Pl | |
| 1 | brynna (rule) | brynnim (rule) |
| 2 | brynnir (rule) | brynnið (rule) |
| 3 | brynni (rule) | brynni (rule) |
| Form | |
| Participle | brennandi (rule) |
| Past participle | brunninn (rule) |
| Middle infinitive | brennask (rule) |
| Sg | |
| 2nd | brenn (rule) |