| Sg | Pl | |
| 1st | ? (rule) | fljótum (rule) |
| 2nd | ?r (rule) | fljótið (rule) |
| 3rd | ?r (rule) | fljóta (rule) |
| Sg | Pl | |
| 1st | ?a (rule) | ?um (rule) |
| 2nd | ?ir (rule) | ?uð (rule) |
| 3rd | flaut (rule) | ?u (rule) |
| Sg | Pl | |
| 1st | fljótumk (rule) | fljótumk (rule) |
| 2nd | ?sk (rule) | fljótizk (rule) |
| 3rd | ?sk (rule) | fljótask (rule) |
| Sg | Pl | |
| 1st | ?umk (rule) | ?umsk (rule) |
| 2nd | ?isk (rule) | ?uzk (rule) |
| 3rd | flautsk (rule) | ?usk (rule) |
| Sg | Pl | |
| 1 | fljóta (rule) | fljótim (rule) |
| 2 | fljótir (rule) | fljótið (rule) |
| 3 | fljóti (rule) | fljóti (rule) |
| Sg | Pl | |
| 1 | ?a (rule) | ?im (rule) |
| 2 | ?ir (rule) | ?ið (rule) |
| 3 | ?i (rule) | ?i (rule) |
| Form | |
| Participle | fljótandi (rule) |
| Past participle | ?r (rule) |
| Middle infinitive | fljótask (rule) |
| Sg | |
| 2nd | fljót (rule) |