Where does “ena” come from?

ena (Old Portuguese) comes from Old Portuguese a, from Latin Ad, from Latin illic, from Latin ille, from Latin olle, from Proto-Italic *olnos — that.

Ancestry of “ena”, step by step

ena traces back through two separate lines of ancestry.

via Old Portuguese a

StepLanguageWordMeaning
1Old Portugueseato; towards; Alternative spelling of á
2LatinAdtoward, to
3Latinilliche, she, it, yonder, that, overthere; in that...
4Latinillethat; those; "; demonstrative pronoun "; that...
5LatinolleArchaic form of ille
6Proto-Italic*olnosthat

via Old Portuguese en

StepLanguageWordMeaning
1Old Portugueseenin
2Latinînin, at, on, upon, from (space)
3Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
4Proto-Italicenin
5Proto-Indo-Europeanh₁énin

Words derived from “ena

Every word from Proto-Italic *olnosEvery word from Latin olleEvery word from Latin ille