If you agitate something, you shake it so that it moves about. All you need to do is gently agitate the water with a finger or paintbrush
change the arrangement or position of cause to be agitated, excited, or roused; "The speaker charged up the crowd with his inflammatory remarks" try to stir up public opinion
change the arrangement or position of cause to be agitated, excited, or roused; "The speaker charged up the crowd with his inflammatory remarks"
If something agitates you, it worries you and makes you unable to think clearly or calmly. The thought of them getting her possessions when she dies agitates her. see also agitation