G4768–στυγνάζω–stugnazō

and in the morning, A storm to-day, for the sky is red [ergänzt: and] lowering; ye know [ergänzt: how] to discern the face of the sky, but ye cannot the signs of the times.

στυγνάζων stugnazōn “being overcast”

But he, sad at the word, went away grieved, for he had large possessions.

στυγνάσας stugnasas “having been sad”