Where does “nüvla” come from?

nüvla (Romansch) comes from Latin nūbila, from Latin nūbēs, from Proto-Indo-European (s)newdʰ- — to cover.

nüvla (Romansch): cloud

Definitions

Step	Language	Word	Meaning
1	Latin	nūbila	—
2	Latin	nūbēs	—
3	Proto-Indo-European	(s)newdʰ-	to cover

nüvla — Etymology, Origin & Word History | Etymology Explorer