εὑρέμεναι

From LSJ

φέρουσα κατακρύπτει ἐς τὸ ἀφραστότατόν οἱ ἐφαίνετο εἶναι → wherefore she bore it away and hid it where she thought it would be hardest to find

Source

French (Bailly abrégé)

inf. ao.2 épq. de εὑρίσκω.