Pining

from WordNet (r) 3.0 (2006)

pining
    n 1: a feeling of deep longing

from The Collaborative International Dictionary of English v.0.48

Pine \Pine\, v. t. [imp. & p. p. {Pined}; p. pr. & vb. n.
   {Pining}.] [AS. p[imac]nan to torment, fr. p[imac]n torment.
   See 1st {Pine}, {Pain}, n. & v.]
   1. To inflict pain upon; to torment; to torture; to afflict.
      [Obs.] --Chaucer. Shak.
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            That people that pyned him to death.  --Piers
                                                  Plowman.
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            One is pined in prison, another tortured on the
            rack.                                 --Bp. Hall.
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   2. To grieve or mourn for. [R.] --Milton.
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from The Collaborative International Dictionary of English v.0.48

Pining \Pin"ing\, a.
   1. Languishing; drooping; wasting away, as with longing.
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   2. Wasting; consuming. "The pining malady of France." --Shak.
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from Moby Thesaurus II by Grady Ward, 1.0

100 Moby Thesaurus words for "pining":
      Heimweh, aching, agony, anguish, bowed-down, care, carking care,
      cast down, coming apart, cracking, crumbling, dashed, decadent,
      declining, degenerate, dejected, depressed, desiderium, despairing,
      despondent, desponding, deteriorating, discouraged, disheartened,
      disintegrating, dispirited, down, downcast, downhearted, draining,
      drooping, droopy, dwindling, ebbing, effete, fading, failing,
      falling, feeling low, flagging, fragmenting, going to pieces,
      grief, hankering, heartfelt grief, heartgrief, heartless, homesick,
      homesickness, honing, hypochondriac, hypochondriacal,
      in low spirits, in the depths, in the doldrums, in the dumps,
      lamentation, languishing, languishment, longing, low, low-spirited,
      mal du pays, maladie du pays, marcescent, misery, nostalgia,
      nostalgic, nostomania, pessimistic, prostration, regressive,
      retrograde, retrogressive, shriveling, sinking, sliding, slipping,
      slumping, sorrow, sorrowing, spiritless, subdued, subsiding,
      suicidal, tabetic, waning, wasting, weary of life, wilting,
      wishful, wistful, withering, woe, woebegone, world-weary,
      worsening, yearnful, yearning, yen