Where does “sŕňatko” come from?

sŕňatko (Slovak) comes from Slovak srna, 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 “sŕňatko”, step by step

StepLanguageWordMeaning
1SlovaksrnaA female roe deer
2Proto-Slavicsьrnaroe; chamois
3Proto-Balto-Slavicśírˀnāˀhorn
4Proto-Indo-Europeanḱr̥h₂-néh₂—
5Proto-Indo-Europeanḱerh₂-head, top; horn
Every word from Proto-Indo-European ḱerh₂- →Every word from Proto-Indo-European ḱr̥h₂-néh₂ →Every word from Proto-Balto-Slavic śírˀnāˀ →