iatrogenic vs medical specialty

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

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

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

iatrogenic (adjective)	medical specialty (adjective)
induced by a physician's words or therapy (used especially of a complication resulting from treatment)