tax-exempt security vs tax-exempt

tax-exempt security and tax-exempt both are nouns.

Word	Noun	Adjective	Verb	Adverb
tax-exempt security	Yes	No	No	No
tax-exempt	Yes	Yes	No	No

As nouns, tax-exempt security and tax-exempt are synonyms defined as:

tax-exempt security and tax-exempt: a security that is not subject to taxation

tax-exempt security (noun)	tax-exempt (noun)
a security that is not subject to taxation	a security that is not subject to taxation

tax-exempt security (adjective)	tax-exempt (adjective)
	(of goods or funds) not taxed