Idiom
cause a stir and cause a commotion
Theme: DISTURBANCE
to cause people to become agitated; to cause trouble in a group of people; to shock or alarm people. (Notice the example with quite.)When Bob appeared without his evening jacket, it caused a stir in the dining room.The dog ran through the church and caused quite a commotion.
Idiom
cause a stir
to cause unusual interest or excitement.Rufus was arguing with his older daughter about her boyfriend, and it caused a stir in the family.
Usage notes: often used with quite for emphasis:
Her latest novel has created quite a stir.