Malfunction
WordNet

noun


(1)   A failure to function normally

verb


(2)   Fail to function or function improperly
"The coffee maker malfunctioned"
WiktionaryText

Verb



  1. To function improperly
    She told him the machine was poorly built, but they both knew that she was the one who had malfunctioned.
  2. To fail to function
 
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