Where does “smootheth” come from?

smootheth (English) comes from English smooth, from Middle English smethe, from Old English smōþ, from Proto-Germanic smanþiz — flat, smooth, soft.

smootheth (English): third-person singular simple present indicative...

Definitions

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

Ancestry of “smootheth”, step by step

smootheth traces back through two separate lines of ancestry.

via English smooth

StepLanguageWordMeaning
1EnglishsmoothHaving a texture that lacks friction. Not rough;...
2Middle Englishsmethesmooth not rough
3Old Englishsmōþsmooth, serene, calm, unruffled
4Proto-Germanicsmanþizflat, smooth, soft

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Proto-Germanic smanþizEvery word from Old English smōþEvery word from Middle English smethe
smootheth — Etymology, Origin & Word History | Etymology Explorer