Where does “undoeth” come from?

undoeth (English) comes from English undo, from Middle English undōn, from Old English ondōn, from Proto-Germanic andadōnaz, from Proto-Germanic andadōną — to undo.

undoeth (English): Third-person singular simple present indicative...

Definitions

  1. Third-person singular simple present indicative...

Ancestry of “undoeth”, step by step

undoeth traces back through two separate lines of ancestry.

via English undo

StepLanguageWordMeaning
1EnglishundoTo reverse the effects of an action; To unfasten;...
2Middle Englishundōn
3Old Englishondōnto undo
4Proto-Germanicandadōnaz
5Proto-Germanicandadōnąto undo

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Proto-Germanic andadōnąEvery word from Proto-Germanic andadōnazEvery word from Old English ondōn