Where does “puronium” come from?

puronium (Latin) comes from Latin pūs, from Proto-Italic puos, from Proto-Indo-European púH-os ~ púH-es-os, from Proto-Indo-European puH- — rotten, foul.

Ancestry of “puronium”, step by step

Step	Language	Word	Meaning
1	Latin	pūs	—
2	Proto-Italic	puos	—
3	Proto-Indo-European	púH-os ~ púH-es-os	—
4	Proto-Indo-European	puH-	rotten, foul

Every word from Proto-Indo-European puH- →

puronium — Etymology, Origin & Word History | Etymology Explorer