medical specialty vs curvature

medical specialty and curvature both are nouns.

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

medical specialty (noun)	curvature (noun)
the branches of medical science that deal with nonsurgical techniques	the rate of change (at a point) of the angle between a curve and a tangent to the curve
	the property possessed by the curving of a line or surface
	(medicine) a curving or bending; often abnormal