Where does “tannsteinn” come from?

tannsteinn (Icelandic) comes from Icelandic steinn, from Old Norse Steinn, from Proto-Norse ᛊᛏᚨᛁᚾᚨᛉ, from Proto-Germanic stainaz, from Proto-Indo-European steyh₂-, from Proto-Indo-European steh₂- — to stand.

tannsteinn (Icelandic): dental calculus

Definitions

  1. dental calculus

Ancestry of “tannsteinn”, step by step

tannsteinn traces back through two separate lines of ancestry.

via Icelandic steinn

StepLanguageWordMeaning
1Icelandicsteinnstone, rock; stone, pit, pip; a calculus, a stone
2Old NorseSteinna stone, boulder, rock
3Proto-Norseᛊᛏᚨᛁᚾᚨᛉstone
4Proto-Germanicstainazstone
5Proto-Indo-Europeansteyh₂-to stiffen
6Proto-Indo-Europeansteh₂-to stand

via Icelandic tönn

StepLanguageWordMeaning
1Icelandictönna tooth
2Old Norsetǫnntooth
3Proto-Germanictanþstooth
4Proto-Indo-Europeanh₃dóntstooth
5Proto-Indo-Europeanh₁ed-to eat
Every word from Proto-Indo-European steh₂- →Every word from Proto-Indo-European steyh₂- →Every word from Proto-Germanic stainaz →
tannsteinn — Etymology, Origin & Word History | Etymology Explorer