Verbs

(v)denouncespeak out against“He denounced the Nazis”
(v)stigmatize, stigmatise, brand, denounce, markto accuse or condemn or openly or formally or brand as disgraceful“He denounced the government action”, “She was stigmatized by society because she had a child out of wedlock”
(v)denounceannounce the termination of, as of treaties
(v)denounce, tell on, betray, give away, rat, grass, shit, shop, snitch, staggive away information about somebody“He told on his classmate who had cheated on the exam”