ἀπαιδαγώγητος
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)
English (LSJ)
ον,
A without teacher or guide, Arist.EN1121b11; uneducated, untaught, τινός in a thing, Id.Pol.1338b33 (v.l. ἀπαιδάγωγος) -ητον, τό, lack of education, Sor.1.33.