exstĭmŭlātor (ext-), ōris, m. [exstimulo],
an inciter , instigator : acerrimus rebellionis, Tac. A. 3, 40: Verginii, id. H. 2, 71.
exstimulātor (ext-) ōris, m exstimulo, an inciter, instigator : rebellionis, Ta.: Verginii, Ta. ...
An Elementary Latin Dictionary