“iniquity” is word # G0458 - anomia {an-om-ee'-ah} from G0459, Greek Word Study (Transliteration-Pronunciation Etymology & Grammar)
1) the condition of without law, 1a) because ignorant of it, 1b) because of violating it, 2) contempt and violation of law, iniquity, wickedness
Mat 24:12, "And...