The story
- Proto-Indo-European*ḱerd-
- Proto-Indo-European*ḱḗr
- Proto-Indo-European*ḱr̥díyeh₂
- Proto-Hellenic*kərdíyā
- Ancient Greekκαρδία (kardía)
- Englishcardio-
- Proto-Indo-European*me
- Proto-Indo-European*meth₂?
- Ancient Greekμετᾰ́ (metắ)
- Ancient Greekμετα- (meta-)
- Proto-Indo-European*gʷelH-
- Proto-Hellenic*gʷəlnō
- Ancient Greekβάλλω (bállō)
- Ancient Greekμεταβάλλω (metabállō)
- Ancient Greekμετᾰβολή (metăbolḗ)
- Englishmetabolism
- English todaycardiometabolism
From cardio- + metabolism.
Etymology from Wiktionary, CC BY-SA 4.0.