crebra
From LSJ
εἰ ἀποκρυπτόντων τῶν Μήδων τὸν ἥλιον ὑπὸ σκιῇ ἔσοιτο πρὸς αὐτοὺς ἡ μάχη καὶ οὐκ ἐν ἡλίῳ → if the Medes hid the sun, the battle would be to them in the shade and not in the sun
Latin > English
crebra ADV :: repeatedly
Latin > French (Gaffiot 2016)
crēbră,¹⁶ pl. n. pris advt : Lucr. 2, 359 ; Virg. G. 3, 500, c. crebro.