Difference between Controversial and Polemic

CONTROVERSIAL vs POLEMIC: NOUN

A controversy; a controversial argument.
A disputant; one who carries on a controversy; a controversialist; one who writes in support of an opinion or a system in opposition to another.
A person engaged in or inclined to controversy, argument, or refutation.
A controversial argument, especially one refuting or attacking a specific opinion or doctrine.
A writer who argues in opposition to others (especially in theology)
A controversy (especially over a belief or dogma)
One who writes in support of one opinion, doctrine, or system, in opposition to another; one skilled in polemics; a controversialist; a disputant.
A polemic argument or controversy.
An argument or controversy.
A strong verbal or written attack on someone or something.

Of or involving dispute or controversy
Of or pertaining to controversy; maintaining, or involving, controversy; controversial; disputative
Engaged in, or addicted to, polemics, or to controversy; disputations.
Having the characteristics of a polemic.

Of or pertaining to controversy; characterized by or connected with disputation; disputatious: as, a controversial discourse.

Of or pertaining to controversy; controversial; disputative: as, a polemic essay or treatise; polemic divinity or theoIogy; polemic writers.

Objectionable, Dubious, Provocative, Problematic, Thorny, Controversy, Divisive, Arguable, Moot, Polemic, Polemical, Disputable, Disputed, Debatable, Contentious

Deliberation, Disputes, Wrangling, Flap, Contentious, Arguing, War, Furore, Controversy, Tirade, Argument, Debate, Diatribe, Controversial, Polemical

Objectionable, Dubious, Provocative, Problematic, Thorny, Controversy, Divisive, Arguable, Moot, Polemic, Polemical, Disputable, Disputed, Debatable, Contentious

Row, Contention, Dispute, Wrangle, Deliberation, Disputes, Flap, Contentious, War, Controversy, Tirade, Argument, Diatribe, Controversial, Polemical

Steve Bannon and controversial counterterrorism advisor Sebastian Gorka.
The action will have highly controversial environmental effects.
Does he still stand by his controversial suggestions?
Mulick, Controversial therapies for autism and intellectual disabilities.
What we call ourselves can also be controversial.
These two verses are arguably the most controversial ones in the Pentateuch and certainly the most controversial in Leviticus.
Because the natural right of property was controversial, so the administration of any substantive constraint along these lines was bound to be controversial.
Representative of differing viewpoints on controversial subjects Students have the right to information on both sides of a controversial issue.
Stevens was a controversial governor in his time, and has become more controversial in retrospect.
Academic research meets practice: Why controversial results are not controversial.