Where does “στα” come from?

στα (Greek) comes from Ancient Greek εἰς, from Proto-Hellenic ens, from Proto-Indo-European h₁én — in.

Ancestry of “στα”, step by step

στα traces back through two separate lines of ancestry.

via Ancient Greek εἰς

StepLanguageWordMeaning
1Ancient Greekεἰςinto
2Proto-Hellenicens
3Proto-Indo-Europeanh₁énin

via Ancient Greek τά

StepLanguageWordMeaning
1Ancient Greekτάneuter nominative/accusative plural of ὁ
Every word from Proto-Indo-European h₁énEvery word from Proto-Hellenic ensEvery word from Ancient Greek εἰς
στα — Etymology, Origin & Word History | Etymology Explorer