Strong's #92: adikema (pronounced ad-eek'-ay-mah)
 from 91; a wrong done:--evil doing, iniquity, matter of wrong.
Thayer's Greek Lexicon:
 ̓́ 
 
  adikēma 
 
 1) a misdeed, evil doing, iniquity
 
  Part of Speech: noun neuter
Relation: from G91
  Citing in TDNT: 1:161, 22
 
Usage:
This word is used 3 times:
Acts 18:14: "it were a  matter of wrong or wicked lewdness,"
Acts 24:20: "same here say, if they have found any  evil doing in me, while I"
Revelation 18:5: "God hath remembered her  iniquities."