Where does “pyro-” come from?

pyro- (Latin) comes from Ancient Greek πῦρ, from Proto-Indo-European péh₂wr̥ — bonfire; spelt.

Ancestry of “pyro-”, step by step

StepLanguageWordMeaning
1Ancient Greekπῦρa fire; lightning; a fever
2Proto-Indo-Europeanpéh₂wr̥bonfire; spelt

Words derived from “pyro-”

Every word from Proto-Indo-European péh₂wr̥ →Every word from Ancient Greek πῦρ →
pyro- — Etymology, Origin & Word History | Etymology Explorer