Where does “antiherbivorous” come from?

antiherbivorous (English) comes from English herbivorous, from New Latin herbivorus, from Latin -vorus, from Latin -us, from Old Latin -os, from Proto-Italic -os, from Proto-Indo-European -ós — Creates agent nouns from verb stems, denoting...

Ancestry of “antiherbivorous”, step by step

antiherbivorous traces back through two separate lines of ancestry.

via English herbivorous

StepLanguageWordMeaning
1EnglishherbivorousFeeding chiefly on plants
2New Latinherbivorus
3Latin-vorus-eating, -devouring
4Latin-ussuffix forming adjectives from nouns, verbs,...
5Old Latin-osaccusative masculine plural of -us
6Proto-Italic-os
7Proto-Indo-European-ósCreates agent nouns from verb stems, denoting...

via English anti

StepLanguageWordMeaning
1EnglishantiOpposed to something; That has a torsion angle...
2Englishanti-Against, hostile to; Contrasting with the norm;...
3Ancient Greekἀντι-anti-, against; like, reminiscent of
4Ancient Greekᾰ̓ντῐ́opposite
Every word from Proto-Indo-European -ósEvery word from Latin -usEvery word from Latin -vorus