εχθρολέτης
From LSJ
αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point
Greek Monolingual
ἐχθρολέτης, ὁ (Μ)
ο καταστροφέας τών εχθρών.
[ΕΤΥΜΟΛ. < εχθρός + ολέτης «καταστροφέας» (< όλλυμι «καταστρέφω»)].