unfeelingness

from WordNet (r) 3.0 (2006)

unfeelingness
    n 1: devoid of passion or feeling; hardheartedness [syn:
         {unfeelingness}, {callousness}, {callosity}, {hardness},
         {insensibility}]

from The Collaborative International Dictionary of English v.0.48

Unfeeling \Un*feel"ing\, a.
   1. Destitute of feeling; void of sensibility; insensible;
      insensate.
      [1913 Webster]

   2. Without kind feelings; cruel; hard-hearted.
      [1913 Webster]

            To each his sufferings: all are men,
            Condemned alike to groan;
            The tender for another's pain,
            Th' unfeeling for his own.            --Gray.
      [1913 Webster] -- {Un*feel"ing*ly}, adv. --
      {Un*feel"ing*ness}, n.
      [1913 Webster]