κακόπνοος
From LSJ
τέχνη δὲ ἄνευ ἀλκῆς οὐδὲν ὠφελεῖ (Thucydides 2.87.4.6) → η τέχνη απαιτεί κουράγιο, skill without heart is useless
English (LSJ)
κακόπνοον, Att. κακόπνους, ουν, (πνοή) breathing with difficulty, Poll.1.197.
German (Pape)
[Seite 1302] zsgzgn κακόπνους, schlecht, schwer athmend, Poll. 1, 197.