unrighteously

from WordNet (r) 3.0 (2006)

unrighteously
    adv 1: in an unrighteous manner; "he acted unrighteously" [ant:
           {righteously}]

from The Collaborative International Dictionary of English v.0.48

Unrighteous \Un*right"eous\, a. [OE. unrightwise, AS.
   unrihtw[imac]s. See {Un-} not, and {Righteous}.]
   [1913 Webster]
   1. Not righteous; evil; wicked; sinful; as, an unrighteous
      man.
      [1913 Webster]

   2. Contrary to law and equity; unjust; as, an unrighteous
      decree or sentence.
      [1913 Webster] -- {Un*right"eous*ly}, adv. --
      {Un*right"eous*ness}, n.
      [1913 Webster]