Where does “ακριβός” come from?

ακριβός (Greek) comes from Koine Greek ἀκριβός, from Ancient Greek ἀκριβής, from Ancient Greek ἄκρος, from Ancient Greek ὦμος, from Proto-Indo-European h₃émōs — shoulder.

ακριβός (Greek): expensive, dear, precious; dear, precious

Definitions

expensive, dear, precious; dear, precious

Ancestry of “ακριβός”, step by step

Step	Language	Word	Meaning
1	Koine Greek	ἀκριβός	valuable
2	Ancient Greek	ἀκριβής	accurate, precise; scrupulous, methodical
3	Ancient Greek	ἄκρος	At the edge, extreme, beginning, end: outermost;...
4	Ancient Greek	ὦμος	the shoulder with the upper arm
5	Proto-Indo-European	h₃émōs	shoulder

Every word from Proto-Indo-European h₃émōs →Every word from Ancient Greek ὦμος →Every word from Ancient Greek ἄκρος →