confirming vs medical specialty

confirming is not a noun while medical specialty is a noun.

Word	Noun	Adjective	Verb	Adverb
confirming	No	Yes	No	No
medical specialty	Yes	No	No	No

confirming (noun)	medical specialty (noun)
	the branches of medical science that deal with nonsurgical techniques

confirming (adjective)	medical specialty (adjective)
indicating existence or presence of a suspected condition or pathogen
serving to support or corroborate