protervitas
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
Latin > English (Lewis & Short)
prŏtervĭtas: ātis, f. id.,
I pertness, sauciness, boldness, impudence (class.): protervitas levior est quaedam contumelia, procacitas major, petulantia maxima, Don. Ter. Heaut. 4, 6, 10: coërcere protervitatem, Pac. ap. Non. 121, 15 (protervitates, acc. to Fest. s. v. redhostire, p. 270 Müll.); Ter. Heaut. 4, 6, 10; Cic. Cael. 12, 29: urit me Glycerae nitor, Urit grata protervitas, forwardness, wantonness, Hor. C. 1, 19, 7.