einhver (feminineeinhver,neuter(used with a noun)eitthvertor(used alone)eitthvað)
| singular | masculine | feminine | neuter |
|---|---|---|---|
| nominative | e-r | e-r | e-ð / e-t |
| accusative | e-n | e-a | e-ð |
| dative | e-m | e-i | e-u |
| genitive | e-s | not used | e-s |
| singular | masculine | feminine | neuter |
|---|---|---|---|
| nominative | einhver | einhver | eitthvert1,eitthvað2 |
| accusative | einhvern | einhverja | |
| dative | einhverjum | einhverri | einhverju |
| genitive | einhvers | einhverrar | einhvers |
| plural | masculine | feminine | neuter |
| nominative | einhverjir | einhverjar | einhver |
| accusative | einhverja | ||
| dative | einhverjum | ||
| genitive | einhverra | ||
1Used with a noun.
2Used alone.