Where does “sulle” come from?

sulle (Middle English) comes from Old English syl, from Proto-Germanic sūliz, from Proto-Indo-European ḱsewl-, from Proto-Indo-European ḱsew- — to scrape, shave, sharpen.

Ancestry of “sulle”, step by step

sulle traces back through two separate lines of ancestry.

via Old English syl

StepLanguageWordMeaning
1Old Englishsylpillar, column; support
2Proto-Germanicsūlizbeam, post; column, pillar
3Proto-Indo-Europeanḱsewl-
4Proto-Indo-Europeanḱsew-to scrape, shave, sharpen

via Old English syll

StepLanguageWordMeaning
1Old Englishsylla beam that serves as a foundation or support,...
Every word from Proto-Indo-European ḱsew-Every word from Proto-Indo-European ḱsewl-Every word from Proto-Germanic sūliz