Where does “halberdsman” come from?

halberdsman (English) comes from English halberd, from Middle French hallebarde, from Italian alabarda, from Middle High German helmbarte, from Middle High German helm, from Old High German helm, from Proto-West Germanic helm, from Proto-Germanic helmaz — to pierce, strike; to stick; prick; stab.

Ancestry of “halberdsman”, step by step

StepLanguageWordMeaning
1EnglishhalberdA hand weapon consisting of a long pole fitted...
2Middle Frenchhallebarde
3Italianalabardahalberd
4Middle High GermanhelmbarteA broad-axe with a handle
5Middle High Germanhelmstalk
6Old High Germanhelmhelmet
7Proto-West Germanichelmhelmet
8Proto-Germanichelmazhelmet
9Proto-Germanichalmazhalm; stem; stalk; straw; hay
10Proto-Indo-Europeanḱolh₂mosstalk
11Proto-Indo-Europeanḱelh₂-to pierce, strike; to stick; prick; stab
Every word from Proto-Indo-European ḱelh₂-Every word from Proto-Indo-European ḱolh₂mosEvery word from Proto-Germanic halmaz