labōriōsē adv.with comp.and sup.
laboriosus, laboriously, with fatigue : est alcui laboriose, it goes hard with , Ct.: docere laboriosius: laboriosissime accusare.
lăbōrĭōsē, adv., v. laboriosus fin. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.