Icelandic
Determiner
sinnar
- genitive feminine singular of sinn (“his/her(s)/its”)
Hann fékk lánaðan bíl dóttur sinnar.- He borrowed his daughter's car.
Hún tók óvart lykla konu sinnar.- She accidentally took her wife's keys.
Old Norse
Determiner
sinnar
- feminine genitive singular of sínn