ἀνεπιστημόνως

From LSJ

λέγεις, ἃ δὲ λέγεις ἕνεκα τοῦ λαβεῖν λέγεις → you speak, but you say what you say for the sake of gain (Menander, fr. 776)

Source

Russian (Dvoretsky)

ἀνεπιστημόνως: без знаний, невежественно, неумело (ἠγμένος Xen.; ζῆν Plat.).