speciose adv.
speciosus, showily, handsomely, splendidly .—Only comp: equus speciosius instratus quam uxor vestita, L.: arma tractet, H.
spĕcĭōsē, adv., v. speciosus fin. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.