The story
- Proto-Indo-European*plew-
- Proto-Indo-European*pléwmō
- Ancient Greekπλεύμων (pleúmōn)
- Ancient Greekπνέω (pnéō)influ.
- Ancient Greekπνεῦμα (pneûma)influ.
- Ancient Greekπνεύμων (pneúmōn)
- Englishpneumo-
- Proto-Indo-European*ḱerd-
- Proto-Indo-European*ḱḗr
- Proto-Indo-European*ḱr̥díyeh₂
- Proto-Hellenic*kərdíyā
- Ancient Greekκαρδία (kardía)
- Englishcardio-
- Proto-Indo-European*gerbʰ-
- Proto-Hellenic*grə́pʰō
- Ancient Greekγράφω (gráphō)
- Englishcardiograph
- Englishcardiographic
- English todaypneumocardiographic
From pneumo- + cardiographic.
Etymology from Wiktionary, CC BY-SA 4.0.