ἀφανῶς
From LSJ
κοινὴ γὰρ ἡ τύχη καὶ τὸ μέλλον ἀόρατον → fortune is common to all, the future is unknown | fortune is common to all and the future unknown | fate is common to all and the future unknown
French (Bailly abrégé)
adv.
d’une manière obscure ou cachée, en secret.
Étymologie: ἀφανής.
Russian (Dvoretsky)
ἀφᾰνῶς: тайно, втайне Thuc., Xen., Plat.