ὀψιαίτατα

From LSJ

ζέσιν τοῦ περὶ καρδίαν αἵματος καὶ θερμοῦ → surging of the blood and heat round the heart

Source

French (Bailly abrégé)

v. ὀψέ.

Russian (Dvoretsky)

ὀψιαίτατα: superl. к ὁψέ I.