protest

The act of protesting; a public (often organized) manifestation of dissent.

A formal and solemn declaration of objection.

“they finished the game under protest to the league president”

“the senator rose to register his protest”

The act of making a strong public expression of disagreement and disapproval.

“he shouted his protests at the umpire”

“a shower of protest was heard from the rear of the hall”

Express opposition through action or words.

Affirm or avow formally or solemnly.

“The suspect protested his innocence”

Utter words of protest.