distraction
US /dɪˈstræk.ʃən/
UK /dɪˈstræk.ʃən/

1.
something that prevents someone from concentrating on something else
:
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Loud music can be a major distraction when you're trying to study.
•
He found a new hobby as a welcome distraction from his work stress.
2.
the act of distracting or the state of being distracted
:
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The constant noise caused a lot of distraction during the exam.
•
He tried to avoid any distraction while working on the important project.