Where does “Ordhelm” come from?

Ordhelm (Old English) comes from Old English helm, from Proto-West Germanic helm, 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 “Ordhelm”, step by step

Ordhelm traces back through two separate lines of ancestry.

via Old English helm

StepLanguageWordMeaning
1Old Englishhelmhelmet; protection, defense; covering, crown
2Proto-West Germanichelmhelmet
3Proto-Germanichelmazhelmet
4Proto-Germanichalmazhalm; stem; stalk; straw; hay
5Proto-Indo-Europeanḱolh₂mosstalk
6Proto-Indo-Europeanḱelh₂-to pierce, strike; to stick; prick; stab

via Old English ord

StepLanguageWordMeaning
1Old Englishordpoint; point of origin, beginning; front;...
2Proto-West Germanic*oʀdsharp point, spear-point, spear
3Proto-Germanicuzdazsharp point; place
4Proto-Indo-Europeanwes-to dress, clothe
Every word from Proto-Indo-European ḱelh₂-Every word from Proto-Indo-European ḱolh₂mosEvery word from Proto-Germanic halmaz