Where does “Chisholm” come from?

Chisholm (English) comes from English helm, from German helm, from Middle High German helm, from Old High German helm, from Proto-West Germanic helm, from Proto-Germanic helmaz, from Proto-Germanic halmaz, from Proto-Indo-European ḱolh₂mos — to pierce, strike; to stick; prick; stab.

Ancestry of “Chisholm”, step by step

Chisholm traces back through 3 separate lines of ancestry.

via English helm

StepLanguageWordMeaning
1EnglishhelmThe steering apparatus of a ship, especially the...
2Germanhelmhelmet
3Middle High Germanhelmstalk
4Old High Germanhelmhelmet
5Proto-West Germanichelmhelmet
6Proto-Germanichelmazhelmet
7Proto-Germanichalmazhalm; stem; stalk; straw; hay
8Proto-Indo-Europeanḱolh₂mosstalk
9Proto-Indo-Europeanḱelh₂-to pierce, strike; to stick; prick; stab

via English holm

StepLanguageWordMeaning
1EnglishholmSmall island, islet; An island in a lake, river...
2Middle Englishholmisland
3Old Englishholmocean, sea, waters
4Old Norsehólmrisland
5Proto-Germanichulmazsmall island, hill, mound
6Proto-Indo-Europeankl̥Hmos
7Proto-Indo-EuropeanḱelH-to freeze

via Old English ċīese

StepLanguageWordMeaning
1Old Englishċīesecheese
2Proto-West Germanickāsīcheese
3Proto-Germanickāsijazcheese
4Latincāseuscheese
5Proto-Indo-Europeankwat-to ferment, become sour; to boil
Every word from Proto-Indo-European ḱelh₂-
Chisholm — Etymology, Origin & Word History | Etymology Explorer