#decay.unsoundness  an inferior state resulting from the process of decaying; "the corpse was in an advanced state of decay"; "the house had fallen into a serious state of decay and disrepair"
  supertype:  unsoundness__unsoundnes  a condition of damage or decay
  subtype:  putrefaction__rot  decay usually accompanied by an offensive odor
     subtype:  putridness__putrescence__rottennes__corruption  in a state of progressive putrefaction
  subtype:  decomposition__disintegration  in a decomposed state
  subtype:  deterioration__impairment  a symptom of reduced quality or strength
     subtype:  corrosion  a state of deterioration in metals caused by oxidation or chemical action
     subtype:  desolation__devastation__ruin  the state of being decayed or destroyed
        subtype:  blight.desolation  a state or condition being blighted
     subtype:  decrepitude__dilapidation  a state of deterioration due to old age or long use
     subtype:  wear  impairment resulting from long use; "the tires showed uneven wear"

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