| Sg | Pl | |
| 1st | renn (rule) | rennum (rule) |
| 2nd | rennr (rule) | rennið (rule) |
| 3rd | rennr (rule) | renna (rule) |
| Sg | Pl | |
| 1st | rann (rule) | runnum (rule) |
| 2nd | rannt (rule) | runnuð (rule) |
| 3rd | rann (rule) | runnu (rule) |
| Sg | Pl | |
| 1st | rennumk (rule) | rennumk (rule) |
| 2nd | rennsk (rule) | rennizk (rule) |
| 3rd | rennsk (rule) | rennask (rule) |
| Sg | Pl | |
| 1st | ? (rule) | runnumsk (rule) |
| 2nd | ? (rule) | runnuzk (rule) |
| 3rd | rannsk (rule) | runnusk (rule) |
| Sg | Pl | |
| 1 | renna (rule) | rennim (rule) |
| 2 | rennir (rule) | rennið (rule) |
| 3 | renni (rule) | renni (rule) |
| Sg | Pl | |
| 1 | rynna (rule) | rynnim (rule) |
| 2 | rynnir (rule) | rynnið (rule) |
| 3 | rynni (rule) | rynni (rule) |
| Form | |
| Participle | rennandi (rule) |
| Past participle | runninn (rule) |
| Middle infinitive | rennask (rule) |
| Sg | |
| 2nd | renn (rule) |