independent vs unconditional

independent is a noun but unconditional is not a noun.

Word	Noun	Adjective	Verb	Adverb
independent	Yes	Yes	No	No
unconditional	No	Yes	No	No

independent (noun)	unconditional (noun)
a writer or artist who sells services to different employers without a long-term contract with any of them
a neutral or uncommitted person (especially in politics)

independent (adjective)	unconditional (adjective)
free from external control and constraint	not conditional
(of a clause) capable of standing syntactically alone as a complete sentence	not contingent; not determined or influenced by someone or something else
(of political bodies) not controlled by outside forces	not modified or restricted by reservations
not controlled by a party or interest group