To remark or comment critically, usually with strong disapproval or censure.
To put into action boldly; employ or demonstrate:
To express an opinion:
To insist is to demand something without wavering, to continue on a course no matter what the objections are or to make a statement and continue to assert its truth.
Find another word for speak-out. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for speak-out, like: make oneself heard, speak-up, animadvert, assert, declare, opine, sound-off and insist.