Where does “nūntiō” come from?

nūntiō (Latin) comes from Latin nuntius, from Proto-Indo-European newH- — to cry, roar.

Ancestry of “nūntiō”, step by step

Step	Language	Word	Meaning
1	Latin	nuntius	a messenger, reporter, courier; an envoy,...
2	Proto-Indo-European	newH-	to cry, roar

nūntiō — Etymology, Origin & Word History | Etymology Explorer