aruspex
From LSJ
πολλάκις δοκεῖ τὸ φυλάξαι τἀγαθὰ τοῦ κτήσασθαι χαλεπώτερον εἶναι → it often proves harder to keep than to win prosperity | it is often harder for men to keep the good they have, than it was to obtain it
Latin > English (Lewis & Short)
ăruspex: and derivv., v. haruspex, etc.
Latin > French (Gaffiot 2016)
ăruspex, ăruspĭcīna, v. har-.