Where does “brunöga” come from?

brunöga (Swedish) comes from Swedish öga, from Old Swedish øgha, from Old Norse auga, from Proto-Germanic augô, from Proto-Indo-European h₃ekʷ- — to see; eye.

brunöga (Swedish): an anus

Definitions

an anus

Ancestry of “brunöga”, step by step

brunöga traces back through two separate lines of ancestry.

via Swedish öga

Step	Language	Word	Meaning
1	Swedish	öga	eye
2	Old Swedish	øgha	eye
3	Old Norse	auga	eye
4	Proto-Germanic	augô	eye
5	Proto-Indo-European	h₃ekʷ-	to see; eye

via Swedish brun

Step	Language	Word	Meaning
1	Swedish	brun	of the color brown
2	Old Swedish	brūn	—
3	Old Norse	brúnn	brown; bright; a black horse
4	Proto-Germanic	brūnaz	brown
5	Proto-Indo-European	bʰerH-	to pierce; to strike; brown

Every word from Proto-Indo-European h₃ekʷ- →Every word from Proto-Germanic augô →Every word from Old Norse auga →