stipulus
From LSJ
ταράσσει τοὺς ἀνθρώπους οὐ τὰ πράγματα, ἀλλὰ τὰ περὶ τῶν πραγμάτων δόγματα → what disturbs people is not what happens, but their view of what happens | it is not the things themselves that disturb men, but their judgements about these things
Latin > English (Lewis & Short)
stĭpŭlus: a, um, adj. (old Lat.),
I firm: stipulum apud veteres firmum appellabatur, Just. Inst. 3, 15; Paul. Sent. 5, 7, § 1.
Latin > French (Gaffiot 2016)
stĭpŭlus, a, um = firmus : Inst. Just. 3, 15.
Latin > German (Georges)
stipulus, a, um (stipo), im Altlat. = fest, Paul. sent. 5, 7, 1. Iustin. instit. 3, 15 (16) pr.