dishonesty, dishonor, dishonour, impiety, impiousness, injustice, sin, sinfulness, unjustness, wickedness.
Your query has returned 1984 words, which include anagrams of unrighteousness as well as other shorter words that can be made using the letters included in unrighteousness.
The words in this list can be used in games such as Scrabble, Words with Friends, Wordscapes and other similar games.