Where does “beuʀ” come from?

beuʀ (Frankish) comes from Proto-Germanic beuzą, from Proto-Indo-European bʰews- — dross, sediment; dross, sediment, brewer's yeast.

beuʀ (Frankish): beer

Definitions

Step	Language	Word	Meaning
1	Proto-Germanic	beuzą	beer
2	Proto-Indo-European	bʰews-	dross, sediment; dross, sediment, brewer's yeast

beuʀ — Etymology, Origin & Word History | Etymology Explorer