emprosthotonos
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)
emprosthŏtŏnŏs, ī, m. (ἐμπροσθότονος), emprosthotonos, c. emprosthotonia : C. Aur. Acut. 3, 6, 65.