Where does “bude” come from?

bude (Middle English) comes from Old English budda, from Proto-Germanic buzdô, from Proto-Germanic būs-, from Proto-Indo-European bʰūs- — to move quickly.

Ancestry of “bude”, step by step

StepLanguageWordMeaning
1Old Englishbuddabeetle
2Proto-Germanicbuzdôbeetle, grub, swelling; beetle, grub", literally,...
3Proto-Germanicbūs-to erupt, burst, flow rapidly
4Proto-Indo-Europeanbʰūs-to move quickly
Every word from Proto-Indo-European bʰūs- →Every word from Proto-Germanic būs- →Every word from Proto-Germanic buzdô →
bude — Etymology, Origin & Word History | Etymology Explorer