upheaval
(noun)
noun
1. a state of violent disturbance and disorder (as in politics or social conditions generally)
Similar word(s): turbulence
Definition categories: state, disorder
2. a violent disturbance
Similar word(s): convulsion, turmoil
Definition categories: state, commotion, disruption, disturbance, flutter, kerfuffle
3. (geology) a rise of land to a higher elevation (as in the process of mountain building)
Similar word(s): uplift, upthrow, upthrust
Definition categories: event, ascension, ascent, rise, rising
4. disturbance usually in protest
Similar word(s): agitation, excitement, hullabaloo, turmoil
Definition categories: act, disturbance