Where does “noncow” come from?

noncow (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.

noncow (English): That which is not a cow; Not of or pertaining to...

Definitions

That which is not a cow; Not of or pertaining to...

Ancestry of “noncow”, step by step

noncow 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 cow

Step	Language	Word	Meaning
1	English	cow	An adult female of the species "Bos taurus",...
2	Middle English	cow	Alternative form of cou
3	Old English	cū	cow
4	Proto-West Germanic	*kō	cow
5	Proto-Germanic	*kōz	cow

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