Where does “kardio-” come from?

kardio- (German) comes from Ancient Greek Καρδία, from Proto-Hellenic kərdíyā, from Proto-Indo-European ḱr̥díyeh₂, from Proto-Indo-European ḱḗr — heart.

kardio- (German): cardio-

Definitions

  1. cardio-

Ancestry of “kardio-”, step by step

StepLanguageWordMeaning
1Ancient GreekΚαρδίαheart (as the source of emotion, love, etc.)
2Proto-Hellenickərdíyā—
3Proto-Indo-Europeanḱr̥díyeh₂—
4Proto-Indo-Europeanḱḗrheart

Words derived from “kardio-”

Every word from Proto-Indo-European ḱḗr →Every word from Proto-Indo-European ḱr̥díyeh₂ →Every word from Proto-Hellenic kərdíyā →
kardio- — Etymology, Origin & Word History | Etymology Explorer