Where does “ostur” come from?
ostur (Faroese) comes from Old Norse ostr, from Proto-Germanic justaz, from Proto-Indo-European yaus-, from Proto-Indo-European yew(ǝ)- — to blend, mix , knead.
ostur (Faroese): cheese; a sponge of the genus "Geodia"
Definitions
- cheese; a sponge of the genus "Geodia"