Where does “オリーボル” come from?

オリーボル (Japanese) comes from Dutch oliebol, from Dutch olie, from Middle Dutch ōlie, from Old Dutch olig, from Latin oleum, from Ancient Greek ἔλαιον, from Ancient Greek ἐλαία, from Proto-Hellenic elaíwā.

Ancestry of “オリーボル”, step by step

Step	Language	Word	Meaning
1	Dutch	oliebol	oliebol, a traditional Dutch and Belgian delicacy...
2	Dutch	olie	oil
3	Middle Dutch	ōlie	oil
4	Old Dutch	olig	—
5	Latin	oleum	olive oil; the palaestra
6	Ancient Greek	ἔλαιον	olive oil, commonly used as an anointing oil; any...
7	Ancient Greek	ἐλαία	olive tree; olive; naevus
8	Proto-Hellenic	elaíwā	—
9	Proto-Indo-European	loiwom	—

Every word from Proto-Indo-European loiwom →Every word from Proto-Hellenic elaíwā →Every word from Ancient Greek ἐλαία →