Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
κατεπανουργεύσαντο they deal treacherously LXX.Ps.83.3

Liddell-Scott-Jones

καταπανουργέυω (katapanourgeuō) to deal treacherously G:V

καταπανουργέυω-εύω,

act villainously, [Refs]