Where does “nonstupid” come from?

nonstupid (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.

nonstupid (English): Not stupid

Definitions

Not stupid

Ancestry of “nonstupid”, step by step

nonstupid 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 stupid

Step	Language	Word	Meaning
1	English	stupid	Lacking in intelligence or exhibiting the quality...
2	Middle French	stupide	—
3	Latin	stupidus	senseless, stunned, amazed; stupid; dull
4	Latin	-idus	tending to
5	Proto-Italic	*-iðos	—

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