Where does “ŠNA” come from?

ŠNA (Middle Persian) comes from Proto-Iranian *hijwáH, from Proto-Indo-Iranian ȷ́iȷ́ʰwáH, from Proto-Indo-European dn̥ǵʰwéh₂s — tongue.

Ancestry of “ŠNA”, step by step

Step	Language	Word	Meaning
1	Proto-Iranian	*hijwáH	—
2	Proto-Indo-Iranian	ȷ́iȷ́ʰwáH	tongue
3	Proto-Indo-European	dn̥ǵʰwéh₂s	tongue

ŠNA — Etymology, Origin & Word History | Etymology Explorer