Where does “epenthetic” come from?

epenthetic (English) comes from Ancient Greek ἐπενθετικός, from Ancient Greek ἐπένθεσις, from Ancient Greek ἐπεντίθημι, from Ancient Greek ἐντίθημι, from Ancient Greek ἐν-, from Ancient Greek ἐν, from Ancient Greek δέρμα, from Ancient Greek γλυφή — Creates collective nouns, which refer to groups...

epenthetic (English): Of or pertaining to epenthesis; Inserted into a...

Definitions

Of or pertaining to epenthesis; Inserted into a...

Ancestry of “epenthetic”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἐπενθετικός	inserted
2	Ancient Greek	ἐπένθεσις	Insertion of a letter
3	Ancient Greek	ἐπεντίθημι	I insert; I put in besides, in addition to
4	Ancient Greek	ἐντίθημι	I put in, implant, insert
5	Ancient Greek	ἐν-	in, within; on
6	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
7	Ancient Greek	δέρμα	skin, hide
8	Ancient Greek	γλυφή	carving, carved work; hole cut
9	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
10	Proto-Indo-European	-íh₂	—
11	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

Every word from Proto-Indo-European -h₂ →

epenthetic — Etymology, Origin & Word History | Etymology Explorer