Strong's G2554 · Greek

κακοποιέω

kakopoieo · kak-op-oy-eh'-o

from 2555; to be a bad-doer, i.e. (objectively) to injure, or (genitive) to sin

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 4 κακο-ποιέω , ῶ [in LXX chiefly for רעע hi.;] to do harm , to do evil : Mk 3:4 , Lk 6:9 , I Pe 3:17 , III Jo 11 (Cremer, 329).† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain