Where does “bårbil” come from?

bårbil (Swedish) comes from Swedish bil, from Danish bil, from Danish automobil, from French automobile, from French auto-, from Ancient Greek αὐτο-, from Ancient Greek αὐτός, from Proto-Indo-European h₂ew — Postpositional intensifying particle: indeed, at any rate, in fact.

Ancestry of “bårbil”, step by step

bårbil traces back through two separate lines of ancestry.

via Swedish bil

Step	Language	Word	Meaning
1	Swedish	bil	a car, an automobile
2	Danish	bil	car, automobile
3	Danish	automobil	automobile
4	French	automobile	automotive; automobile
5	French	auto-	auto- regarding oneself
6	Ancient Greek	αὐτο-	self-
7	Ancient Greek	αὐτός	αὐτή f, αὐτό n; "first/second declension";...
8	Proto-Indo-European	h₂ew	away from, off; again
9	Proto-Indo-European	ǵʰe	Postpositional intensifying particle: indeed, at any rate, in fact

via Swedish bär

Step	Language	Word	Meaning
1	Swedish	bär	a berry
2	English	Bar	A solid, more or less rigid object of metal or wood with a uniform cross-section smaller than its length
3	German	bär	—
4	Middle High German	bër	bear
5	Old High German	beri	A berry
6	Proto-West Germanic	baʀi	berry
7	Proto-Germanic	bazją	berry
8	Proto-Indo-European	bʰeh₂-	to shine, glow light; to speak, say
9	Proto-Indo-European	bʰeh₂-s-ri-	—

Every word from Proto-Indo-European ǵʰe →Every word from Proto-Indo-European h₂ew →Every word from Ancient Greek αὐτός →