ἀνίασις

From LSJ

ὀψὲ θεῶν ἀλέουσι μύλοι, ἀλέουσι δὲ λεπτά → the millstones of the gods grind late, but they grind fine | the mills of God grind slowly, but they grind exceedingly small

Source

Spanish (DGE)

-εως, ἡ tristeza Sm.Ez.23.33.