Where does “строма” come from?

строма (Russian) comes from Ancient Greek στρῶμα, from Proto-Hellenic strṓmə, from Proto-Indo-European sterh₃-, from Proto-Indo-European ster- — sterile, infertile.

Ancestry of “строма”, step by step

StepLanguageWordMeaning
1Ancient Greekστρῶμαmattress, bed; bedclothes; horsecloth
2Proto-Hellenicstrṓmə
3Proto-Indo-Europeansterh₃-to spread, extend, stretch out
4Proto-Indo-Europeanster-sterile, infertile

Words derived from “строма

Every word from Proto-Indo-European ster-Every word from Proto-Indo-European sterh₃-Every word from Proto-Hellenic strṓmə