ill-naturedly

from The Collaborative International Dictionary of English v.0.48
Ill-natured \Ill`-na"tured\, a.
   1. Of habitual bad temper; having an unpleasant disposition;
      surly; disagreeable; cross; peevish; fractious; crabbed;
      -- of people; as, an ill-natured person; an ill-natured
      disagreeable old man. Opposite of {good-natured}.
    

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