Where does “nonpig” come from?

nonpig (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nonpig (English): That which is not a pig

Definitions

That which is not a pig

Ancestry of “nonpig”, step by step

nonpig traces back through two separate lines of ancestry.

via English non

Step	Language	Word	Meaning
1	English	non	Obsolete form of none
2	French	non	no; not; a no, a negative response
3	Old French	non	no; not; Alternative form of nom
4	Latin	nōn	not
5	Old Latin	noenum	—
6	Proto-Indo-European	óynos	one; single

via English pig

Step	Language	Word	Meaning
1	English	pig	Any of several intelligent mammalian species of...
2	Middle English	pigge	A piglet or young pig; A pig irrespective of age;...
3	Old English	picga	a young pig; piglet
4	Proto-West Germanic	piggō	pig

Every word from Proto-Indo-European óynos →Every word from Old Latin noenum →Every word from Latin nōn →