pathology vs insufficiency

pathology and insufficiency both are nouns.

Word	Noun	Adjective	Verb	Adverb
pathology	Yes	No	No	No
insufficiency	Yes	No	No	No

pathology (noun)	insufficiency (noun)
the branch of medical science that studies the causes and nature and effects of diseases	lack of an adequate quantity or number
any deviation from a healthy or normal condition	(pathology) inability of a bodily part or organ to function normally
	a lack of competence