Where does “antihunting” come from?

antihunting (English) comes from English hunting, from Middle English hunting, from Old English huntung, from Old English -ung, from Proto-Germanic -ungō — -ing, -ion. "Forms gerund nouns from verbs.".

antihunting (English): Opposed to the practice of hunting animals for...

Definitions

Opposed to the practice of hunting animals for...

Ancestry of “antihunting”, step by step

antihunting traces back through two separate lines of ancestry.

via English hunting

Step	Language	Word	Meaning
1	English	hunting	The act of finding and killing a wild animal,...
2	Middle English	hunting	—
3	Old English	huntung	hunting
4	Old English	-ung	forming nouns from verbs, denoting verbal action...
5	Proto-Germanic	-ungō	-ing, -ion. "Forms gerund nouns from verbs."

via English anti

Step	Language	Word	Meaning
1	English	anti	Opposed to something; That has a torsion angle...
2	English	anti-	Against, hostile to; Contrasting with the norm;...
3	Ancient Greek	ἀντι-	anti-, against; like, reminiscent of
4	Ancient Greek	ᾰ̓ντῐ́	opposite

Every word from Proto-Germanic -ungō →Every word from Old English -ung →Every word from Old English huntung →