κρυφείς

From LSJ

Σιμωνίδης τὴν μὲν ζωγραφίαν ποίησιν σιωπῶσαν προσαγορεύει, τὴν δὲ ποίησιν ζωγραφίαν λαλοῦσαν → Simonides relates that a picture is a silent poem, and a poem a speaking picture | Simonides, however, calls painting inarticulate poetry and poetry articulate painting

Source

French (Bailly abrégé)

εῖσα, έν;
part. ao.2 Pass. de κρύπτω.

Russian (Dvoretsky)

κρυφείς: part. aor. 2 pass. к κρύπτω.

Dutch (Woordenboekgrieks.nl)

κρυφείς ptc. aor. pass. van κρύπτω.