clinical vs objective

clinical is not a noun while objective is a noun.

Word	Noun	Adjective	Verb	Adverb
clinical	No	Yes	No	No
objective	Yes	Yes	No	No

clinical (noun)	objective (noun)
	the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
	the goal intended to be attained (and which is believed to be attainable)

clinical (adjective)	objective (adjective)
relating to a clinic or conducted in or as if in a clinic and depending on direct observation of patients	undistorted by emotion or personal bias; based on observable phenomena
scientifically detached; unemotional	serving as or indicating the object of a verb or of certain prepositions and used for certain other purposes
	belonging to immediate experience of actual things or events
	emphasizing or expressing things as perceived without distortion of personal feelings or interpretation