Where does “intracraneal” come from?

intracraneal (Spanish) comes from Spanish craneal, from Spanish cráneo, from Medieval Latin cranium, from Ancient Greek κρανίον, from Ancient Greek κάρα, from Proto-Hellenic *kárahə.

intracraneal (Spanish): intracranial

Definitions

intracranial

Ancestry of “intracraneal”, step by step

Step	Language	Word	Meaning
1	Spanish	craneal	cranial (pertaining to the cranium)
2	Spanish	cráneo	skull, cranium
3	Medieval Latin	cranium	skull
4	Ancient Greek	κρανίον	skull; head
5	Ancient Greek	κάρα	head, face; the head or top of anything, as of a...
6	Proto-Hellenic	*kárahə	—

Every word from Proto-Hellenic *kárahə →Every word from Ancient Greek κάρα →Every word from Ancient Greek κρανίον →