Where does “opisthocranion” come from?

opisthocranion (Latin) comes from Latin crānium, from Ancient Greek κρανίον, from Ancient Greek κάρα, from Proto-Hellenic *kárahə.

opisthocranion (Latin): opisthocranion

Definitions

Step	Language	Word	Meaning
1	Latin	crānium	skull
2	Ancient Greek	κρανίον	skull; head
3	Ancient Greek	κάρα	head, face; the head or top of anything, as of a...
4	Proto-Hellenic	*kárahə	—