Where does “ἐπι-” come from?

ἐπι- (Ancient Greek) comes from Ancient Greek ἐπί, from Ancient Greek Ἡμέρα, from Ancient Greek ἦμαρ, from Proto-Hellenic ā́mər, from Proto-Indo-European h₂eh₃mr̥, from Proto-Indo-European h₂eh₃- — to be hot; to burn.

ἐπι- (Ancient Greek): on, upon, on top of, all over, covering; on,...

Definitions

  1. on, upon, on top of, all over, covering; on,...

Ancestry of “ἐπι-”, step by step

ἐπι- traces back through two separate lines of ancestry.

via Ancient Greek ἐπί

StepLanguageWordMeaning
1Ancient Greekἐπίas well, besides; For usage in composition, see...
2Ancient GreekἩμέρα
3Ancient Greekἦμαρday; by day; midday
4Proto-Hellenicā́mərday
5Proto-Indo-Europeanh₂eh₃mr̥heat
6Proto-Indo-Europeanh₂eh₃-to be hot; to burn

via Proto-Indo-European h₁epi

StepLanguageWordMeaning
1Proto-Indo-Europeanh₁epion, at, near
2Proto-Indo-Europeanh₁eps

Words derived from “ἐπι-

Every word from Proto-Indo-European h₂eh₃-Every word from Proto-Indo-European h₂eh₃mr̥Every word from Proto-Hellenic ā́mər