Where does “bukfena” come from?

bukfena (Swedish) comes from Swedish buk, from Old Swedish būker, from Old Norse búkr, from Proto-Germanic būkaz, from Proto-Indo-European bʰōw- — to inflate, swell; to swell, grow, thrive, be,...

bukfena (Swedish): pelvic fin, ventral fin

Definitions

pelvic fin, ventral fin

Ancestry of “bukfena”, step by step

bukfena traces back through two separate lines of ancestry.

via Swedish buk

Step	Language	Word	Meaning
1	Swedish	buk	belly; abdomen; paunch
2	Old Swedish	būker	bouk, belly
3	Old Norse	búkr	trunk
4	Proto-Germanic	būkaz	belly, abdomen; body
5	Proto-Indo-European	bʰōw-	to inflate, swell; to swell, grow, thrive, be,...

via Swedish fena

Step	Language	Word	Meaning
1	Swedish	fena	The protruding appendage on a marine animal; fin,...
2	Swedish	fenomenal	—

Every word from Proto-Indo-European bʰōw- →Every word from Proto-Germanic būkaz →Every word from Old Norse búkr →