strēnuē adv.
strenuus, briskly, quickly, promptly, actively, strenuously : Abi prae strenue ac forīs aperi, T.: praesto fuit sane strenue: fortiter ac strenue agendum, L.
strēnŭē, adv., v. strenuus fin. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.