#defect.imperfection__fault__flaw  an imperfection in a device or machine; "if there are any defects you should send it back to the manufacturer"
  supertype:  #imperfection__imperfectness__imperfectnes  the state or an instance of being imperfect
  subtype:  #glitch__bug  a fault or defect in a system or machine
  subtype:  #hole.defect  a fault; "he shot holes in my argument"

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