Where does “intraosseo” come from?

intraosseo (Italian) comes from Italian osseo, from Latin osseus, from Latin -eus, from Ancient Greek -εῖος, from Proto-Indo-European -iHwós, from Proto-Indo-European -wós — Creates adjectives from verb stems.

intraosseo (Italian): intraosseous, intraosteal

Definitions

intraosseous, intraosteal

Ancestry of “intraosseo”, step by step

Step	Language	Word	Meaning
1	Italian	osseo	bone; bony
2	Latin	osseus	bone
3	Latin	-eus	argentum + API → argenteus; ferrum + API →...
4	Ancient Greek	-εῖος	Forms adjectives, usually with a meaning of "of"...
5	Proto-Indo-European	-iHwós	—
6	Proto-Indo-European	-wós	Creates adjectives from verb stems

Every word from Proto-Indo-European -wós →Every word from Latin -eus →Every word from Ancient Greek -εῖος →