Where does “(h₂)gróm-o-s” come from?

(h₂)gróm-o-s (Proto-Indo-European) comes from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

Ancestry of “(h₂)gróm-o-s”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	-os	Creates action nouns or result nouns from verbs;...

(h₂)gróm-o-s — Etymology, Origin & Word History | Etymology Explorer