dramatic irony vs dramatic art

dramatic irony and dramatic art both are nouns.

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

dramatic irony (noun)	dramatic art (noun)
(theater) irony that occurs when the meaning of the situation is understood by the audience but not by the characters in the play	the art of writing and producing plays