Where does “pirosolforoso” come from?

pirosolforoso (Italian) comes from Italian piro-, from Ancient Greek πυρο-, from Ancient Greek πῦρ, from Proto-Indo-European péh₂wr̥ — bonfire; spelt.

pirosolforoso (Italian): pyrosulfurous

Definitions

pyrosulfurous

Ancestry of “pirosolforoso”, step by step

Step	Language	Word	Meaning
1	Italian	piro-	pyro-
2	Ancient Greek	πυρο-	—
3	Ancient Greek	πῦρ	a fire; lightning; a fever
4	Proto-Indo-European	péh₂wr̥	bonfire; spelt

Every word from Proto-Indo-European péh₂wr̥ →Every word from Ancient Greek πῦρ →Every word from Italian piro- →