detrectator
From LSJ
Κακοῖς ὁμιλῶν καὐτὸς ἐκβήσῃ κακός → Facient malorum te malum commercia → Mit Schlechten Umgang pflegend wirst du selber schlecht
Latin > English (Lewis & Short)
dētrectātor: (dētract-), ōris, m. id.. *
I One who declines or refuses: ministerii, Petr. 117, 11.—
II A diminisher, disparager: laudum suarum, Liv. 34, 15, 9: honorum, Aus. Idyll. 2, 51.