stay put, stand still
A restive person is not willing or able to keep still or be patient because they are bored or dissatisfied with something; consequently, they are becoming difficult to control.
When the police arrest someone, they capture or catch them to ask them questions.
the act of apprehending (especially apprehending a criminal)
take into custody
something left after other parts have been taken away
the anxious feeling you have when you have the jitters
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