Where does “ostrovъ” come from?

ostrovъ (Proto-Slavic) comes from Proto-Indo-European strow-.

ostrovъ (Proto-Slavic): streamlined; river island; island

Definitions

  1. streamlined; river island; island

Ancestry of “ostrovъ”, step by step

ostrovъ traces back through 3 separate lines of ancestry.

via Proto-Indo-European strow-

StepLanguageWordMeaning
1Proto-Indo-Europeanstrow-

via Proto-Slavic ob-

StepLanguageWordMeaning
1Proto-Slavicob-somewhat; off, around

via Proto-Slavic strovъ

StepLanguageWordMeaning
1Proto-Slavicstrovъ

Words derived from “ostrovъ

Every word from Proto-Indo-European strow-