γνοίης ὅσσον ὄνων κρέσσονες ἡμίονοι → you know how much better are donkeys from mules
crĕpŏr, ōris, m. (crepo), bruit, fracas : J. Val. 1, 6.
crepor, ōris, m. (crepo), das Rauschen, Tosen, Krachen, c. tonitruum, Iul. Val. 1, 6 (12) extr.