bungler
1. [ noun ] someone who makes mistakes because of incompetence
Synonyms: fumbler bumbler sad_sack botcher butcher fuckup stumbler blunderer
Related terms: incompetent botch sin
Similar spelling:   bungle
  bungled
  bunglesome
  bunghole
  Bunkley
  bungling
  bungalow
  bungaloid
  bingle
  bangle