1. to make someone feel upset, anxious, or disturbed
2. to shake or stir something vigorously
3. to campaign publicly for political or social change

Examples

• The loud noise agitates the baby and makes her cry.
• She agitates the washing machine by overloading it with clothes.
• The activist agitates for better working conditions in factories.
• Caffeine agitates some people and keeps them awake at night.
• The chef agitates the cream until it becomes thick and fluffy.
• The group agitates against the new tax policy.
• His constant complaining agitates his coworkers.