Where does “سِبِسْتَان” come from?

سِبِسْتَان (Arabic) comes from Persian سگ‌پستان, from Persian پستان, from Middle Persian pystʾn', from Proto-Indo-European pstḗn, from Proto-Indo-European ph₂ǵ-sth₂-ḗn, from Proto-Indo-European steh₂- — to stand.

Ancestry of “سِبِسْتَان”, step by step

StepLanguageWordMeaning
1Persianسگ‌پستان—
2Persianپستانbreast
3Middle Persianpystʾn'—
4Proto-Indo-Europeanpstḗnbreast, teat
5Proto-Indo-Europeanph₂ǵ-sth₂-ḗn—
6Proto-Indo-Europeansteh₂-to stand

Words derived from “سِبِسْتَان”

Every word from Proto-Indo-European steh₂- →Every word from Proto-Indo-European ph₂ǵ-sth₂-ḗn →Every word from Proto-Indo-European pstḗn →