oxford dictionaries

pro|test

-A statement or action expressing disapproval of or objection to something.

-An organized public demonstration expressing strong objection to an official policy or course of action

 

[SYNONYMS]

-objection, exception, complaint, disapproval, disagreement, opposition, challenge, dissent, demurral, remonstration, expostulation, fuss, outcry; railing, inveighing, fulmination, protestation

[ANTONYMS] support, approval

 

-demonstration, march, protest march, peace camp, rally, sit-in, human chain, occupation, sleep-in, dirty protest, write-in, non-cooperation; work-to-rule, industrial action, stoppage, strike, walkout, mutiny, picket, boycott.