Where does “nonfecal” come from?

nonfecal (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.

nonfecal (English): Not fecal

Definitions

Not fecal

Ancestry of “nonfecal”, step by step

nonfecal 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 fecal

Step	Language	Word	Meaning
1	English	fecal	Of or relating to feces
2	Latin	faecalis	—
3	Latin	faex	sediment, dregs; salt of tartar; brine used for...
4	Proto-Italic	faiks	—
5	Proto-Italic	fraiks	—

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