Where does “острищи” come from?

острищи (Old Church Slavonic) comes from Old Church Slavonic о, from Proto-Slavic o(b), from Proto-Balto-Slavic ab, from Proto-Indo-European h₃ebʰi.

острищи (Old Church Slavonic): to shear, haircut

Definitions

  1. to shear, haircut

Ancestry of “острищи”, step by step

острищи traces back through two separate lines of ancestry.

via Old Church Slavonic о

StepLanguageWordMeaning
1Old Church Slavonicоabout; around; through
2Proto-Slavico(b)around, about; concerning; against, on
3Proto-Balto-Slavicab—
4Proto-Indo-Europeanh₃ebʰi—

via Old Church Slavonic стрищи

StepLanguageWordMeaning
1Old Church Slavonicстрищиto shear
2Proto-Slavicstriťito cut (hair, fleece, grass), to shear
3Proto-Indo-Europeanstreyg-to strike; to shear
4Proto-Indo-European(s)ter-strong, firm, stiff, rigid; rigid, stiff; to...
Every word from Proto-Indo-European h₃ebʰi →Every word from Proto-Balto-Slavic ab →Every word from Proto-Slavic o(b) →