laziness: P. and V. ἀργία, ἡ, ῥᾳθυμία, ἡ.
heedlessness: P. ἀμέλεια, ἡ, ῥᾳστώνη, ἡ.
slackness: P. μαλακία, ἡ.
calmness: Ar. and P. ἡσυχία, ἡ.