1. engages in or writes polemics; argues against something in a strong, aggressive way
Usage: British spelling (American: polemicizes); third person singular present tense

Examples

• The columnist polemicises against government policies in every article.
• She polemicises about the dangers of social media in her recent book.
• He frequently polemicises on matters of education reform.
• The author polemicises against traditional literary criticism.
• They polemicise about climate change denial in their academic papers.