Source : Webster's Revised Unabridged Dictionary (1913)

Graceless \Grace"less\, a.
   1. Wanting in grace or excellence; departed from, or deprived
      of, divine grace; hence, depraved; corrupt. ``In a
      graceless age.'' --Milton.

   2. Unfortunate. Cf. {Grace}, n., 4. [Obs.] --Chaucer. --
      {Grace"less*ly}, adv. -- {Grace"less-ness}, n.

Source : WordNet®

gracelessly
     adv 1: without grace; rigidly; "they moved woodenly" [syn: {ungraciously},
             {ungracefully}, {woodenly}, {without graciousness}]
            [ant: {graciously}, {graciously}]
     2: in a graceless manner; "she moves rather gracelessly" [ant:
        {gracefully}]