Where does “ne-a” come from?

ne-a (Ligurian) comes from Ligurian in, from Ligurian un, from Latin ūnus, from Old Latin oinos, from Proto-Italic oinos, from Proto-Indo-European óynos — one; single.

ne-a (Ligurian): in the + a feminine name in the singular

Definitions

in the + a feminine name in the singular

Ancestry of “ne-a”, step by step

ne-a traces back through two separate lines of ancestry.

via Ligurian in

Step	Language	Word	Meaning
1	Ligurian	in	in; a, an
2	Ligurian	un	one; The number one; a, an
3	Latin	ūnus	one, single
4	Old Latin	oinos	one
5	Proto-Italic	oinos	cardinal number 1 Previous: n/a Next: *duō;...
6	Proto-Indo-European	óynos	one; single

via Ligurian a

Step	Language	Word	Meaning
1	Ligurian	a	the; in; at
2	Latin	ad	toward, to; up to; near, by, close by, at, to
3	Proto-Italic	ad	toward, to, on, up to, for
4	Proto-Indo-European	h₂éd	to, at

Every word from Proto-Indo-European óynos →Every word from Proto-Italic oinos →Every word from Old Latin oinos →