Pseudolus

From LSJ

κέρκος τῇ ἀλώπεκι μαρτυρεῖ → you can tell a fox by its tail, small traits give the clue to the character of a person

Source

Latin > English (Lewis & Short)

Pseudŏlus: i, m., = ψευδής (lying),
I The Liar, the title of a comedy of Plautus, Cic. Lael. 14, 50.

Latin > French (Gaffiot 2016)

Pseudŏlus,¹⁶ ī, m., titre d’une comédie de Plaute : Cic. CM 50.

Latin > German (Georges)

Pseudolus, ī, m. (ψεύδω), das Lügenmaul, Titel eines der vorzüglichsten Lustspiele des Plautus, Cic. de sen. 50.