καρδι-ακός · kardi-akos — LSJ
of or belonging to the heart, πῦρ Rhet. ap. Eust. 801.36: in Medic. sense, κ. πάθος Diog.Oen. 66; συγκοπαί Gal. 8.302; νόσος Alex.Aphr. de An. 98.23. Adv. -κῶς Gal. 8.368; κ. κινδυνεύειν S.E. P. 1.84.
of persons, suffering from heart disease, Archig. ap. Gal. 9.19; but prob. = καρδιαλγής, Dsc. 1.112, Ath. 1.10d.