Where does “nós” come from?

nós (Indo-Portuguese) comes from Portuguese nós, from Old Portuguese enos, from Old Portuguese os, from Vulgar Latin *lōs, from Latin illōs, from Latin ille, from Latin olle, from Proto-Italic *olnos — that.

nós (Indo-Portuguese): we

Definitions

Ancestry of “nós”, step by step

Step	Language	Word	Meaning
1	Portuguese	nós	we; us; "first-person plural objective personal...
2	Old Portuguese	enos	—
3	Old Portuguese	os	the
4	Vulgar Latin	*lōs	—
5	Latin	illōs	—
6	Latin	ille	that; those; "; demonstrative pronoun "; that...
7	Latin	olle	Archaic form of ille
8	Proto-Italic	*olnos	that

Every word from Proto-Italic *olnos →Every word from Latin olle →Every word from Latin ille →