Where does “Vilhjálmr” come from?

Vilhjálmr (Old Norse) comes from Proto-Germanic Wiljahelmaz, from Proto-Germanic helmaz, from Proto-Germanic halmaz, from Proto-Indo-European ḱolh₂mos, from Proto-Indo-European ḱelh₂- — to pierce, strike; to stick; prick; stab.

Ancestry of “Vilhjálmr”, step by step

StepLanguageWordMeaning
1Proto-GermanicWiljahelmaz
2Proto-Germanichelmazhelmet
3Proto-Germanichalmazhalm; stem; stalk; straw; hay
4Proto-Indo-Europeanḱolh₂mosstalk
5Proto-Indo-Europeanḱelh₂-to pierce, strike; to stick; prick; stab

Words derived from “Vilhjálmr

Every word from Proto-Indo-European ḱelh₂-Every word from Proto-Indo-European ḱolh₂mosEvery word from Proto-Germanic halmaz