griphus
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
Latin > English (Lewis & Short)
grīphus: i, m., = γρῖφος (a net; hence transf.),
I an intricate or puzzling question, a riddle, enigma (post-class. and very rare): griphos dissolvere, Gell. 1, 4, 4; v. App. Flor. 9; Aus. Idyll. 11.
Latin > French (Gaffiot 2016)
grīphus, ī, m. (γρῖφος), énigme : Gell. 1, 2, 4 ; Apul. Flor. 9.
Latin > German (Georges)
grīphus, ī, m. (γριφος, ein »Fischernetz«; dah. meton.) eine verwickelte Aufgabe, ein Rätsel, Gell. 1, 2, 4. Apul. flor. 9. p. 12, 3 Kr. Auson. edyll. 11 lemm. p. 129 Schenkl.