insufficiency vs amount

insufficiency and amount both are nouns.

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

As nouns, amount is a hypernym of insufficiency; that is, amount is a word with a broader meaning than insufficiency:

insufficiency (noun)	amount (noun)
lack of an adequate quantity or number	how much there is or how many there are of something that you can quantify
(pathology) inability of a bodily part or organ to function normally	the relative magnitude of something with reference to a criterion
a lack of competence	a quantity obtained by the addition of a group of numbers
	a quantity of money

insufficiency (verb)	amount (verb)
	to measure up to in kind or quality
	add up in number or quantity
	be tantamount or equivalent to