ἄθροος
From LSJ
Ὁ δ' ἀνεξέταστος βίος οὐ βιωτὸς ἀνθρώπῳ → The unexamined life is not worth living
English (LSJ)
ον, noiseless, Hdn.Gr.1.126.
Greek (Liddell-Scott)
ἄθροος: ον = ἀθόρυβος, μόνον παρὰ Γραμμ.
Spanish (DGE)
-ον silencioso Hdn.Gr.1.126.