νήκουστος
From LSJ
οἱ τοῖς πέλας ἐπιβουλεύοντες, λανθάνουσι πολλὰκις ὑφ' ἑτέρων τοῦτ' αὐτὸ πάσχοντες → when people plot against their neighbours, they fall victim to the same sort of plot themselves
English (LSJ)
ον, (νη-, ἀκουστός)
A deaf, not hearing, Emp.137.3. II unheard, unknown, Arat.173.
German (Pape)
[Seite 252] (νηἀκουστός), ungehört, unbekannt, Arat. 173.
Greek (Liddell-Scott)
νήκουστος: -ον, (νη-, ἀκουστὸς) ἀνήκουστος, μὴ ἀκουσθείς, ἄγνωστος, Ἄρατος 173.