ἡ κέρκος τῇ ἀλώπεκι μαρτυρεῖ → you can tell a fox by its tail, small traits give the clue to the character of a person
expūrĭgō, v. expurgo : *Pl. Capt. 620 ; Mil. 497.
expūrigo, s. ex-pūrgo.