a piece of writing or a speech in which a person strongly attacks or defends a particular opinion, person, idea, or set of beliefs (Cambridge)
a speech or a piece of writing that argues very strongly for or against something/somebody (Oxford)
بیوقوف ,احمق
She has published a fierce antiwar polemic. (Cambridge).
Her speech was memorable for its polemic rather than its substance.(Oxford)
a fierce antiwar polemic
memorable for its polemic
Belligerent
Eristic
Contrary
Applause
Acclaim
Polemicist
Polemical