ἐνθενδί
From LSJ
καὶ τὸ σιγᾶν πολλάκις ἐστὶ σοφώτατον ἀνθρώπῳ νοῆσαι → and silence is often the wisest thing for a man to heed, and often is man's best wisdom to be silent, and often keeping silent is the wisest thing for a man to heed
English (LSJ)
Att. strengthd. for foreg., Ar.Lys.429.
German (Pape)
[Seite 842] mit verstärkter Hinweisung, dasselbe, Ar. Lys. 429.