Where does “Idanha-a-Nova” come from?

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

Ancestry of “Idanha-a-Nova”, step by step

Idanha-a-Nova traces back through 3 separate lines of ancestry.

via Portuguese a

Step	Language	Word	Meaning
1	Portuguese	a	Alternative spelling of á; feminine singular of...
2	Latin	Ad	toward, to
3	Latin	illic	he, she, it, yonder, that, overthere; in that...
4	Latin	ille	that; those; "; demonstrative pronoun "; that...
5	Latin	olle	Archaic form of ille
6	Proto-Italic	*olnos	that

via Portuguese [[novo

Step	Language	Word	Meaning
1	Portuguese	[[novo	—

via Portuguese nova]]

Step	Language	Word	Meaning
1	Portuguese	nova]]	—

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