ἐπιδιδόναι
From LSJ
Βέβαιον οὐδέν ἐστιν ἐν θνητῷ βίῳ → Nihil, ut videtur, proprium in vita datur → Nichts Festes gibt's im Leben eines Sterblichen
Greek > English (Woodhouse Verbs Reversed)
(see also ἐπιδίδωμι): grow, improve, increase, contribute voluntarily, give as a dowry, give besides, give voluntarily