E / exstĭmŭlātor
noun

exstĭmŭlātor

gen. exstĭmŭlātōris · gender masculine · decl. 3rd
(), , exstimulo
an inciter
an inciter, instigator: acerrimus rebellionis, Tac. A. 3, 40: Verginii, id. H. 2, 71.