Where does “antipredatorial” come from?

antipredatorial (English) comes from English predatorial, from Latin praedatorius, from Latin praedātor, from Latin praedor, from Latin praeda, from Latin praeheda, from Latin prae, from Proto-Italic prai — passed , crossed.

Ancestry of “antipredatorial”, step by step

antipredatorial traces back through two separate lines of ancestry.

via English predatorial

StepLanguageWordMeaning
1Englishpredatorialpredatory
2Latinpraedatoriusplundering piratical, rapacious, predatory
3Latinpraedātorraider, plunderer, pillager, hunter
4LatinpraedorI acquire loot, such as through robbery or war; I...
5Latinpraedaplunder, spoils of war, booty; prey, game taken...
6Latinpraeheda
7Latinpraebefore; in front; in front of
8Proto-Italicpraibefore; in front of
9Proto-Indo-Europeanpreh₂-before, in front
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed

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 pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-
antipredatorial — Etymology, Origin & Word History | Etymology Explorer