demonise

/ˈdiməˌnaɪz/
verb
  1. To describe someone or something as extremely evil or bad, often unfairly or to gain an advantage.
    • We should not demonise an entire group because of the actions of a few.
    • Politicians sometimes demonise their opponents instead of debating ideas.
    • The media often demonise young people by focusing only on negative stories.
Synonyms
What does "demonise" mean? | whatsthatwordmean | whatsthatwordmean