#decrease__decrement  a process of becoming smaller
  exclusion:  increment
  supertype:  process__proces  a sustained phenomenon or one marked by gradual changes through a series of states; "events now in process"; "the process of calcification begins later for boys than for girls"
  subtype:  decay.decrease__decline  a gradual decrease; as of stored charge or current
     subtype:  exponential_decay__exponentialdecay__exponential_return__exponentialreturn  a decrease that follows an exponential function
        subtype:  relaxation_behavior__relaxation  the exponential return of a system to equilibrium after a disturbance
  subtype:  diminution__decline  change toward something smaller or lower
     subtype:  decline_in_quality__deterioration__declension__worsening  process of changing to an inferior state
     subtype:  ebbing__ebb  a gradual decline (in size or strength or power or number)
     subtype:  loss.diminution  gradual decline in amount or activity: "weight loss"; "a serious loss of business"
        subtype:  epilation  loss of hair; the result of removing hair
           subtype:  psilosis  falling out of hair
        subtype:  reducing  loss of excess weight (as by dieting); becoming slimmer; "a doctor supervised her reducing"
     subtype:  sinking_spell__sinkingspell  a temporary decline in health or value
     subtype:  slippage.diminution  decline from a standard level of performance or achievement
     subtype:  drop-off__slump__slack__falloff__falling_off__fallingoff  a noticeable decline in performance: "the team went into a slump"; "a sudden slack in output"; "a drop-off in attendance"; "a falloff in automobile sales"
  subtype:  desensitization__desensitisation  the process of reducing sensitivity; "the patient was desensitized to the allergen"
  subtype:  narrowing.decrease  a decrease in width
  subtype:  slippage.decrease  a decrease of transmitted power in a mechanical system caused by slipping
  subtype:  wastage.decrease  the process of wasting

No statement uses or specializes decrease; click here to add one.