dramatics vs dramatic art

dramatics and dramatic art both are nouns.

Word	Noun	Adjective	Verb	Adverb
dramatics	Yes	No	No	No
dramatic art	Yes	No	No	No

As nouns, dramatics and dramatic art are synonyms defined as:

Other synonyms of dramatics include dramaturgy, theater, theatre.

dramatics (noun)	dramatic art (noun)
participation in theatrical productions as an extracurricular activity	the art of writing and producing plays
the art of writing and producing plays