Where does “cata-” come from?

cata- (English) comes from Ancient Greek κᾰτᾰ-, from Ancient Greek κατά, from Ancient Greek καταστερίζω, from Ancient Greek ἀστήρ, from Proto-Hellenic astḗr, from Proto-Indo-European h₂stḗr, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.

cata- (English): down; reverse, backward, degenerative

Definitions

  1. down; reverse, backward, degenerative

Ancestry of “cata-”, step by step

StepLanguageWordMeaning
1Ancient Greekκᾰτᾰ-fully; down; denoting motion downwards
2Ancient Greekκατά
3Ancient Greekκαταστερίζωto place among the stars; I put among the stars
4Ancient Greekἀστήρa celestial body; illustrious person; starfish
5Proto-Hellenicastḗrstar
6Proto-Indo-Europeanh₂stḗrstar
7Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

Words derived from “cata-

Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Hellenic astḗr
cata- — Etymology, Origin & Word History | Etymology Explorer