| SgM | SgF | SgN | PlM | PlF | PlN | |
| Nom | hvítr | hvít (rule) | hvítt (rule) | hvítir (rule) | hvítar (rule) | hvít (rule) |
| Acc | hvítan (rule) | hvíta (rule) | hvítt (rule) | hvíta (rule) | hvítar (rule) | hvít (rule) |
| Dat | hvítum (rule) | hvítri (rule) | hvítu (rule) | hvítum (rule) | hvítum (rule) | hvítum (rule) |
| Gen | hvíts (rule) | hvítrar (rule) | hvíts (rule) | hvítra (rule) | hvítra (rule) | hvítra (rule) |
| SgM | SgF | SgN | Pl | |
| Nom | hvíti (rule) | hvíta (rule) | hvíta (rule) | hvítu (rule) |
| Acc | hvíta (rule) | hvítu (rule) | hvíta (rule) | hvítu (rule) |
| Dat | hvíta (rule) | hvítu (rule) | hvíta (rule) | hvítum (rule) |
| Gen | hvíta (rule) | hvítu (rule) | hvíta (rule) | hvítu (rule) |
| Degree | |
| Comp | hvítari (rule) |
| Sup | hvítastr (rule) |