ὀλβάχιον
From LSJ
Ὁ μὲν βίος βραχύς, ἡ δὲ τέχνη μακρή, ὁ δὲ καιρὸς ὀξύς, ἡ δὲ πεῖρα σφαλερή, ἡ δὲ κρίσις χαλεπή → Life is short, art long, opportunity fleeting, experience misleading and judgment difficult
English (LSJ)
τό, Dinol.13 :—also ὀλβάχνιον, ὄλεχον, EM257.53,621.20 ; ὀλβακήϊα, Hsch. :—said to be Syracusan for ὀλάχνιον, and expld. as τὸ κανοῦν ἐν ᾧ ἀπετίθεντο τὰς οὐλάς. (β
A = ϝ.)