Where does “*swulą” come from?

*swulą (Proto-Germanic) comes from Proto-Indo-European swel- — to smolder; burn; scorch; beam, board, frame,...

Ancestry of “*swulą”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	swel-	to smolder; burn; scorch; beam, board, frame,...

*swulą — Etymology, Origin & Word History | Etymology Explorer