ἐγκεντριστής
From LSJ
ἀλεξίκακε τρισέληνε, μηδέποθ' ἡττηθείς, σήμερον ἐξετάθης → averter of woes, offspring of three nights, thou, who never didst suffer defeat, art to-day laid low
English (LSJ)
ἐγκεντριστοῦ, ὁ, agitator, instigator, Glossaria.
Spanish (DGE)
-οῦ, ὁ instigador, Gloss.2.283.