protest
US /ˈproʊ.test/
UK /ˈproʊ.test/

1.
a statement or action expressing disapproval of or objection to something
:
•
The students organized a protest against the tuition hike.
•
Her resignation was a silent protest against the company's policies.
1.
express an objection to what someone has said or done
:
•
The lawyer rose to protest the judge's ruling.
•
Many citizens are expected to protest the new tax laws.