διεπιβουλεύω

From LSJ

μὴ πιστεύσητε τοῖς ἀμαθεστέροις ὑμῶν αὐτῶν → do not believe those who are more ignorant than you yourselves

Source

Spanish (DGE)

intrigar τῷ γάμῳ de los pretendientes de Penélope, Max.Tyr.14.4.