#incompetent_person__incompetentperson__incompetent  someone who is not competent to take effective action
  supertype:  unskilled_person__unskilledperson  a person who lacks technical training
  subtype:  bungler__blunderer__fumbler__bumbler__stumbler__sad_sack__sadsack__botcher__butcher__fuckup  someone who makes mistakes because of incompetence
  subtype:  slouch.incompetent_person  an incompetent person; usually used in negative constructions: "he's no slouch when it comes to baseball"

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