Where does “insectivore” come from?

insectivore (English) comes from French insectivore, from French insecte, from Latin īnsectum, from Latin insectus, from Ancient Greek ἔντομον, from Ancient Greek ἔντομος, from Ancient Greek ἐν-, from Ancient Greek ἐν — Creates collective nouns, which refer to groups...

insectivore (English): Insect-eating animal or plant; mammal of the now...

Definitions

Insect-eating animal or plant; mammal of the now...

Ancestry of “insectivore”, step by step

Step	Language	Word	Meaning
1	French	insectivore	insectivorous; insectivore
2	French	insecte	insect
3	Latin	īnsectum	—
4	Latin	insectus	cut up or into, having been cut up or into;...
5	Ancient Greek	ἔντομον	masculine/feminine accusative singular of...
6	Ancient Greek	ἔντομος	cut in pieces, cut up
7	Ancient Greek	ἐν-	in, within; on
8	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
9	Ancient Greek	δέρμα	skin, hide
10	Ancient Greek	γλυφή	carving, carved work; hole cut
11	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
12	Proto-Indo-European	-íh₂	—
13	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

Every word from Proto-Indo-European -h₂ →

insectivore — Etymology, Origin & Word History | Etymology Explorer