Where does “Saar” come from?

Saar (Estonian) comes from Proto-Finnic sarni, from Polish Sarna, from Proto-Slavic sьrna, from Proto-Balto-Slavic śírˀnāˀ, from Proto-Indo-European ḱr̥h₂-néh₂, from Proto-Indo-European ḱerh₂- — head, top; horn.

Ancestry of “Saar”, step by step

StepLanguageWordMeaning
1Proto-Finnicsarniash tree
2PolishSarnaroe deer
3Proto-Slavicsьrnaroe; chamois
4Proto-Balto-Slavicśírˀnāˀhorn
5Proto-Indo-Europeanḱr̥h₂-néh₂
6Proto-Indo-Europeanḱerh₂-head, top; horn

Words derived from “Saar

Every word from Proto-Indo-European ḱerh₂-Every word from Proto-Indo-European ḱr̥h₂-néh₂Every word from Proto-Balto-Slavic śírˀnāˀ