unskilful
From LSJ
Οὐ λύσῃς, ὦ ξένε, τόν ἐν τῆ οἰκία φίλον; (Ου λύσης, ω ξένε, τον εν τη οικία φίλον) → Won't you release the friend?
adj.
P. ἄτεχνος, ἀνεπιστήμων, P. and V. ἄπειρος, ἀμαθής, V. φλαυρουργός.
Incompetent: P. and V. φαῦλος, κακός, Ar. and P. ἀδύνατος, πονηρός, μοχθηρός.