Iniquity: Stubborn and Stiff-Necked The word for "iniquity" in Hebrew is "avon", which means perverse, make crooked, do amiss, do wickedly, false, unjust, to be defiant or rebel. It is not the word for evil. It is stubbornness. There is another word in Hebrew for evil. Iniquity is, in one sense, evil and is also a synonym for evil. It is stubbornness. Avon means stiff-necked and is all rooted in pride. The root word for iniquity (avon) is aw-vah', and that means to bend, to t