Where does “h₁ón-tr-om” come from?

h₁ón-tr-om (Proto-Indo-European) comes from Proto-Indo-European h₁én — in.

Ancestry of “h₁ón-tr-om”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	h₁én	in

h₁ón-tr-om — Etymology, Origin & Word History | Etymology Explorer