Where does “scowleth” come from?

scowleth (English) comes from English scowl, from Middle English scowlen.

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

Definitions

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

Ancestry of “scowleth”, step by step

scowleth traces back through two separate lines of ancestry.

via English scowl

StepLanguageWordMeaning
1EnglishscowlThe wrinkling of the brows or face in frowning;...
2Middle Englishscowlen

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Middle English scowlenEvery word from English scowl