instigatrix
From LSJ
ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → love your neighbor as yourself, thou shalt love thy neighbour as thyself, love thy neighbour as thyself
Latin > English (Lewis & Short)
instīgātrix: īcis, f. instigator,
I she that instigates (post-Aug.): acerrima adversum Galbianos, Tac. H. 1, 51.
Latin > French (Gaffiot 2016)
īnstīgātrīx,¹⁶ īcis, f., instigatrice : Tac. H. 1, 51.