οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
part. pf. de θνῄσκω.
see θνήσκω.
-ῶσα, -ός, Αβλ. θνήσκω.
τεθνεώς: ῶσα, ός part. pf. к θνῄσκω.