The story
- Proto-Indo-European*bʰleh₃-
- Proto-Germanic*bladą
- Proto-West Germanic*blad
- Old Englishblæd
- Middle Englishblad
- Middle Englishblade
- Englishblade
- Middle Englishboket
- Englishbucket
- English todayblucket
Blend of blade + bucket; the use of bucket here refers to the inner, turbine portion of the blade.
Etymology from Wiktionary, CC BY-SA 4.0.