πράκτωρ
Alt. πράκτωρ, ορος, ὁ,
Etym. = πρακτήρ
I. "one who does or executes, an accomplisher", Soph.; with a fem. Subst., id=Soph.
II. "one who exacts payment, a tax-gatherer", Dem., etc.
2. in Poets also, "one who exacts punishment, a punisher, avenger", Aesch., Soph.:—so as adj., with a fem. Subst., "avenging", Aesch.