Where does “iir-pro” come from?

iir-pro (Proto-Indo-Iranian) comes from Proto-Indo-European dn̥ǵʰwéh₂s — tongue.

Ancestry of “iir-pro”, step by step

iir-pro traces back through two separate lines of ancestry.

via Proto-Indo-European dn̥ǵʰwéh₂s

StepLanguageWordMeaning
1Proto-Indo-Europeandn̥ǵʰwéh₂stongue

via Proto-Indo-European ine-pro

StepLanguageWordMeaning
1Proto-Indo-Europeanine-pro

Words derived from “iir-pro

Every word from Proto-Indo-European dn̥ǵʰwéh₂s