ἀδηλοποιέω
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)
A make unseen, Sm.Jb.9.5, Ps.-Alex.Aphr.in SE124.3.
Greek (Liddell-Scott)
ἀδηλοποιέω: καθίστημί τινα ἀόρατον, Σύμμ. Ἰώβ, θ΄. 5.
Spanish (DGE)
hacer invisible ὄρη Sm.Ib.9.5, τὸν τοιοῦτον Alex.Aphr.in SE 124.3.