medical specialty vs indication

medical specialty and indication both are nouns.

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

medical specialty (noun)	indication (noun)
the branches of medical science that deal with nonsurgical techniques	a datum about some physical state that is presented to a user by a meter or similar instrument
	something that serves to indicate or suggest
	the act of indicating or pointing out by name
	(medicine) a reason to prescribe a drug or perform a procedure
	something (as a course of action) that is indicated as expedient or necessary