agitation >> /ˌædʒəˈteɪʃ(ə)n/
Definition: [noun] A state of anxiety or nervous excitement.
Example: she was wringing her hands in agitation
Definition: [noun] The action of briskly stirring or disturbing something, especially a liquid.
Example: the techniques mostly involve agitation by stirring
Definition: [noun] The action of arousing public concern about an issue and pressing for action on it.
Example: widespread agitation for social reform