Where does “kőhalom” come from?

kőhalom (Hungarian) comes from Hungarian halom, from Proto-Slavic xъlmъ, from Proto-Germanic hulmaz, from Proto-Indo-European kl̥Hmos, from Proto-Indo-European ḱelH- — to freeze.

Ancestry of “kőhalom”, step by step

kőhalom traces back through two separate lines of ancestry.

via Hungarian halom

StepLanguageWordMeaning
1Hungarianhalomheap, pile
2Proto-Slavicxъlmъhill
3Proto-Germanichulmazsmall island, hill, mound
4Proto-Indo-Europeankl̥Hmos—
5Proto-Indo-EuropeanḱelH-to freeze

via Hungarian kő

StepLanguageWordMeaning
1Hungariankőstone; Alternative form of kell
2Proto-Uralickiwerock, stone
Every word from Proto-Indo-European ḱelH- →Every word from Proto-Indo-European kl̥Hmos →Every word from Proto-Germanic hulmaz →