Where does “ὅσπερ” come from?

ὅσπερ (Ancient Greek) comes from Ancient Greek περ, from Ancient Greek περί, from Latin cambium, from Gaulish cambion, from Proto-Celtic kambos, from Proto-Indo-European kamp- — to bend; crooked; crooked.

ὅσπερ (Ancient Greek): the very man who, the very thing which;...

Definitions

the very man who, the very thing which;...

Ancestry of “ὅσπερ”, step by step

ὅσπερ traces back through two separate lines of ancestry.

via Ancient Greek περ

Step	Language	Word	Meaning
1	Ancient Greek	περ	Enclitic particle that follows the word it...
2	Ancient Greek	περί
3	Latin	cambium	A change; cambium
4	Gaulish	cambion	change
5	Proto-Celtic	kambos	curved; twisted, crooked
6	Proto-Indo-European	kamp-	to bend; crooked; crooked

via Ancient Greek ὅς

Step	Language	Word	Meaning
1	Ancient Greek	ὅς	this; who, which, that; his, her, its
2	Proto-Indo-European	yós	that, who, which
3	Proto-Finnic	wiša	—
4	Proto-Indo-Iranian	wišás	poison, venom
5	Proto-Indo-European	wisós	fluidity, slime, poison; poison; poison; slime;...

Every word from Proto-Indo-European kamp- →Every word from Proto-Celtic kambos →Every word from Gaulish cambion →