soured

from WordNet (r) 3.0 (2006)
soured
    adj 1: having turned bad [ant: {unsoured}]
    
from The Collaborative International Dictionary of English v.0.48
Sour \Sour\, v. i. [imp. & p. p. {Soured}; p. pr. & vb. n.
   {Souring}.]
   To become sour; to turn from sweet to sour; as, milk soon
   sours in hot weather; a kind temper sometimes sours in
   adversity.
   [1913 Webster]

         They keep out melancholy from the virtuous, and hinder
         the hatred of vice from souring into severity.
                                                  --Addison.
   [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
84 Moby Thesaurus words for "soured":
      acerb, acerbate, acerbic, acescent, aggravated, amplified, annoyed,
      augmented, baffled, balked, betrayed, bilious, bilked, bitter,
      blasted, blighted, blown, chapfallen, choleric, crab, crabbed,
      crestfallen, crossed, crushed, dashed, defeated,
      deliberately provoked, disappointed, dished, disillusioned,
      dissatisfied, dry, dyspeptic, embittered, enhanced, enlarged,
      exacerbated, exasperated, foiled, frowy, frustrated, gamy, green,
      heated up, heightened, high, hotted up, ill done-by, ill-served,
      increased, intensified, irritated, jaundiced, let down, magnified,
      off, out of countenance, pickled, provoked, pungent, rancid, rank,
      reechy, regretful, sec, sorely disappointed, sour, sour as vinegar,
      sour-tempered, sourish, stale, strong, tainted, tart, tartish,
      thwarted, turned, unripe, unsweet, unsweetened, vinegarish,
      vinegary, worse, worsened

    

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