Where does “Hamar” come from?

Hamar (Norwegian Bokmål) comes from Old Norse hamarr, from Proto-Germanic hamaraz, from Proto-Indo-European h₂eḱmoros, from Proto-Indo-European h₂éḱmō, from Proto-Indo-European h₂eḱ- — sharp.

Ancestry of “Hamar”, step by step

StepLanguageWordMeaning
1Old Norsehamarrstone; a steep cliff, crag, a rock face; hammer
2Proto-Germanichamarazhammer
3Proto-Indo-Europeanh₂eḱmoros—
4Proto-Indo-Europeanh₂éḱmōstone
5Proto-Indo-Europeanh₂eḱ-sharp

Words derived from “Hamar”

Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European h₂éḱmō →Every word from Proto-Indo-European h₂eḱmoros →