Simple past tense and past participle of demonize.(verb)
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Use "demonized" in a sentence
"We have only Donald Rumsfeld demonizing disagreement, the way Neville Chamberlain demonized Winston Churchill."
"But the rest of his rant is lifted from another angry website, a website where extra credit is given for using the word demonized seven times in fifty words."
"To whine about being demonized is a cop-out on the scale of Hillary Clinton complaining about the "vast right-wing conspiracy.""