Where does “oathtaker” come from?

oathtaker (English) comes from English oath, from Middle English ooth, from Old English āþ, from Proto-West Germanic aiþ, from Proto-Germanic aiþaz, from Proto-Indo-European oyt-.

oathtaker (English): One who takes an oath

Definitions

  1. One who takes an oath

Ancestry of “oathtaker”, step by step

oathtaker traces back through two separate lines of ancestry.

via English oath

StepLanguageWordMeaning
1EnglishoathA solemn pledge or promise, appealing to a deity,...
2Middle Englishooth—
3Old Englishāþoath
4Proto-West Germanicaiþoath
5Proto-Germanicaiþazoath
6Proto-Indo-Europeanoyt-—

via English taker

StepLanguageWordMeaning
1EnglishtakerOne who takes something; A person or thing that...
2Middle Englishtakere—
Every word from Proto-Indo-European oyt- →
oathtaker — Etymology, Origin & Word History | Etymology Explorer