Where does “hvalolje” come from?

hvalolje (Norwegian Bokmål) comes from Norwegian Bokmål olje, from Latin oleum, from Ancient Greek ἔλαιον, from Ancient Greek ἐλαία, from Proto-Hellenic elaíwā, from Proto-Indo-European loiwom.

hvalolje (Norwegian Bokmål): whale oil, train oil

Definitions

whale oil, train oil

Ancestry of “hvalolje”, step by step

hvalolje traces back through two separate lines of ancestry.

via Norwegian Bokmål olje

Step	Language	Word	Meaning
1	Norwegian Bokmål	olje	oil; to oil
2	Latin	oleum	olive oil; the palaestra
3	Ancient Greek	ἔλαιον	olive oil, commonly used as an anointing oil; any...
4	Ancient Greek	ἐλαία	olive tree; olive; naevus
5	Proto-Hellenic	elaíwā	—
6	Proto-Indo-European	loiwom	—

via Norwegian Bokmål hval

Step	Language	Word	Meaning
1	Norwegian Bokmål	hval	a whale
2	Danish	hval	whale
3	Old Norse	hvalr	whale
4	Proto-Germanic	hwalaz	whale, sheatfish
5	Proto-Indo-European	(s)kʷálos	large fish; sheatfish

Every word from Proto-Indo-European loiwom →