Where does “شبی” come from?

شبی (Persian) comes from Persian ـی, from Middle Persian -yk', from Old Persian -𐎡𐎣, from Proto-Indo-Iranian -kas, from Proto-Indo-European -ḱos — -y, -ic.

شبی (Persian): nightly, belonging to the night; nightshirt

Definitions

  1. nightly, belonging to the night; nightshirt

Ancestry of “شبی”, step by step

شبی traces back through two separate lines of ancestry.

via Persian ـی

StepLanguageWordMeaning
1PersianـیForms nouns or adjectives from nouns; Forms...
2Middle Persian-yk'—
3Old Persian-𐎡𐎣of, pertaining to, belonging to, related to
4Proto-Indo-Iranian-kasCreates deadjectival and desubstantival...
5Proto-Indo-European-ḱos-y, -ic

via Persian شب

StepLanguageWordMeaning
1Persianشبnight; evening
2Old Persian𐎧𐏁𐎱night
3Proto-Iranianxšáfšnight
4Proto-Indo-Iraniankšápsnight
5Proto-Indo-Europeankʷsépsnight
Every word from Proto-Indo-European -ḱos →Every word from Middle Persian -yk' →Every word from Persian ـی →