Where does “sandkrypare” come from?

sandkrypare (Swedish) comes from Swedish sänd, from Old Swedish sander, from Old Norse sannr, from Proto-Germanic sanþaz, from Proto-Indo-European h₁sónts, from Proto-Indo-European h₁ēs- — to be.

sandkrypare (Swedish): common gudgeon (Gobio gobio)

Definitions

common gudgeon (Gobio gobio)

Ancestry of “sandkrypare”, step by step

sandkrypare traces back through two separate lines of ancestry.

via Swedish sänd

Step	Language	Word	Meaning
1	Swedish	sänd	sand (finely ground rock)
2	Old Swedish	sander	true, real
3	Old Norse	sannr	true
4	Proto-Germanic	sanþaz	true, real
5	Proto-Indo-European	h₁sónts	active participle of *h₁ésti; being, existence;...
6	Proto-Indo-European	h₁ēs-	to be

via Swedish krypa

Step	Language	Word	Meaning
1	Swedish	krypa	to crawl, to creep
2	Old Swedish	krȳpa	to creep, crawl
3	Old Norse	krjúpa	to creep, crouch; to fall prostrate, kneel
4	Proto-Germanic	kreupaną	to twist, to creep
5	Proto-Indo-European	ger-	to turn, bend, twist, wind; to tie, bind...

Every word from Proto-Indo-European h₁ēs- →