We have opinions about these philosophies but the philosophies exist independently of our opinions. And to have a rational conversation we sometimes have to use terms that may provoke strong reactions. If we can't look past our strong reaction and explain why the category doesn't apply then there's no way to make sense of each other's worldview.
If it quacks like a duck and walks like a duck, it must be a duck or we cannot have a rational conversation about the duck. We can dispute whether it quacks or walks but disputing whether it's a duck in light of evidence of its duckness is irrational.
Anyways, if you're in the U.S., I assume you're referring to the Democrat party as the party of demonization? They are the party whose members are most likely to be involved in demonization of other groups. Here's some examples:
Christian hate: https://www.dailywire.com/news/our-messaging-does-not-align-...
Hate for Jews: https://www.dailywire.com/news/ilhan-omar-on-her-history-of-...
Conservative hate: https://www.dailywire.com/news/miami-based-restaurant-asks-f...
Hate for blacks with unapproved opinions: https://www.dailywire.com/news/sincerely-sorry-texas-democra...
Hate for white men: https://www.dailywire.com/news/report-top-health-insurance-p...
Hate for anyone who believes in objective biological reality: https://www.dailywire.com/news/j-k-rowling-on-why-she-chose-...
The democrat party, including the sitting president of the U.S., loves calling their opponents fascists, : https://www.dailywire.com/news/cnn-anchor-blasts-biden-over-...
They also love calling people bigots: https://www.dailywire.com/news/they-call-their-fellow-employ...