jucunditas
From LSJ
Τούτῳ τῷ λόγῳ χρήσαιτο ἄν τις ἐπ' ἐκείνων τῶν ἀνθρώπων οἳ παραδόξως ἀλαζονεύονται, μηδὲ τὰ κοινὰ τοῖς ἀνθρώποις ἐπιτελεῖν δυνάμενοι → One would use this fable for those who give themselves unreasonable airs, but can't handle everyday life (Aesop 40)
Latin > French (Gaffiot 2016)
jūcundĭtās,¹¹ ātis, f. (jucundus), charme, agrément, joie, plaisir : Cic. Fin. 1, 59 ; Agr. 2, 79 ; Off. 1, 122 || enjouement : Cic. de Or. 1, 27 || pl., manifestations aimables, gentillesses : Cic. Att. 10, 8, 9.
Latin > English
jucunditas jucunditatis N F :: charm, agreeableness, pleasing quality; pleasentness/aimiability; favors (pl.)