ὀξυηκοΐα
From LSJ
Κρεῖττον σιωπᾶν ἐστιν ἢ λαλεῖν μάτην → Silentium anteferendum est vaniloquentiae → Das Schweigen übertrifft vergebliches Geschwätz
English (LSJ)
Dor. ὀξυ-ᾱκοΐα, ἡ,
A a sharp, quick ear, Hippod. ap. Stob.4.39.26, Metop.ib.3.1.115, Plu.2.34c, Alex.Aphr.in Top.327.14, interpol. in Poll.2.82.