protervē (prō-, T.), adv.with comp.
protervus, recklessly, boldly, wantonly, impudently : iracundus, T.: consectans proterve bene de re p. meritor: quicquid facias protervius aequo, O.
prŏtervē, adv., v. protervus fin. A. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.