Where does “oth” come from?

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

oth (Middle English): oath

Definitions

  1. oath

Ancestry of “oth”, step by step

oth traces back through two separate lines of ancestry.

via Old English āþ

StepLanguageWordMeaning
1Old Englishāþoath
2Proto-West Germanicaiþoath
3Proto-Germanicaiþazoath
4Proto-Indo-Europeanoyt-

via Old English

StepLanguageWordMeaning
1Old Englishuntil, as far as, up to, down to; until

Words derived from “oth

Every word from Proto-Indo-European oyt-Every word from Proto-Germanic aiþazEvery word from Proto-West Germanic aiþ
oth — Etymology, Origin & Word History | Etymology Explorer