instigant
(ˈɪnstɪgənt)
[ad. L. instigānt-em, pr. pple. of instigāre to instigate.]
One who or that which instigates; an instigator.
| 1833 New Monthly Mag. XXXVIII. 95 Lur'd by his devilish instigant, he tries. 1840 Tait's Mag. VII. 26, I look upon our firesides as the instigants of our domestic happiness. |