Where does “кругозор” come from?

кругозор (Serbo-Croatian) comes from Serbo-Croatian кру̑г, from Proto-Slavic krǫgъ, from Proto-Indo-European krongʰ-o-, from Proto-Indo-European (s)ker-, from Proto-Indo-European sek- — to cut, cut off, sever.

кругозор (Serbo-Croatian): purview, horizon, scope, sight

Definitions

  1. purview, horizon, scope, sight

Ancestry of “кругозор”, step by step

кругозор traces back through two separate lines of ancestry.

via Serbo-Croatian кру̑г

StepLanguageWordMeaning
1Serbo-Croatianкру̑гcircle
2Proto-Slavickrǫgъcircle
3Proto-Indo-Europeankrongʰ-o-—
4Proto-Indo-European(s)ker-to cut off; to turn, bend
5Proto-Indo-Europeansek-to cut, cut off, sever

via Serbo-Croatian зо̑р

StepLanguageWordMeaning
1Serbo-Croatianзо̑рlook, appearance
2Ottoman Turkishزورhard, difficult, exhausting; force, strength,...
3Persianزورlibation; force, strength, power, might;...
4Parthianzʿwr—
Every word from Proto-Indo-European sek- →Every word from Proto-Indo-European (s)ker- →Every word from Proto-Indo-European krongʰ-o- →