malfunction

US /ˌmælˈfʌŋk.ʃən/
UK /ˌmælˈfʌŋk.ʃən/
"malfunction" picture
1.

a failure to function normally or satisfactorily

:
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The printer had a serious malfunction, so we couldn't print the documents.
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The sudden malfunction of the traffic lights caused a huge jam.
:
breakdownfailurefaultdefectglitch
1.

to fail to function normally or satisfactorily

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The old engine started to malfunction during the long journey.
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If the system continues to malfunction, we will need to replace it.
:
failbreak downgo wrongact upmisbehave