arbitrario
From LSJ
Μέλλοντα ταῦτα. Τῶν προκειμένων τι χρὴ πράσσειν· μέλει γὰρ τῶνδ' ὅτοισι χρὴ μέλειν → Tomorrow is tomorrow. Future cares have future cures, and we must mind today.
Latin > English (Lewis & Short)
arbī̆trārĭō: adv., v. arbitrarius.
Latin > French (Gaffiot 2016)
arbitrārĭō, d’une façon douteuse : Pl. Pœn. 787.
Latin > German (Georges)
arbitrāriō, Adv. (arbitrarius), nach willkürlicher Annahme, vermutlich (Ggstz. certo), Plaut. Poen. 787.