1: κακοῦργος
(Strong's #2557 — Adjective — kakourgos — kak-oor'-gos )

an adjective, lit., "evil-working" (kakos, "evil," ergon, "work"), is used as a noun, translated "malefactor(-s)" in Luke 23:32,33,39 , and in the RV in 2—Timothy 2:9 (AV, "evil doer"). See EVIL , B, Note (1). In the Sept., Proverbs 21:15 .

2: κακοποιός
(Strong's #2555 — Adjective — kakopois — kak-op-oy-os' )

an adjective, lit., "doing evil," is used in 1—Peter 2:12,14; 3:16 (in some mss.); 4:15. See EVIL , B, No. 5.