[1] : The Collaborative International Dictionary of English v.0.48

unkind \unkind"\, a.
   1. not kind; contrary to nature, or the law of kind or
      kindred; unnatural. obs. "such unkind abominations."
      --chaucer.
      1913 webster

   2. wanting in kindness, sympathy, benevolence, gratitude, or
      the like; cruel; harsh; unjust; ungrateful.
      1913 webster

            he is unkind that recompenseth not; but he is most
            unkind that forgetteth.               --sir t.
                                                  elyot.
      1913 webster -- unkind"ly, adv. -- unkind"ness, n.
      1913 webster
see also:
unkind"ly unkind"ness 

[2] : WordNet (r) 2.0

unkindness
     n : lack of sympathy ant: kindness
see also:
kindness 

Unkindness >> U Words
Unkindness, definition of term: Unkindness
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