civil liberty vs civil-libertarian

civil liberty is a noun but civil-libertarian is not a noun.

Word	Noun	Adjective	Verb	Adverb
civil liberty	Yes	No	No	No
civil-libertarian	No	Yes	No	No

civil liberty (noun)	civil-libertarian (noun)
fundamental individual right protected by law and expressed as immunity from unwarranted governmental interference
one's freedom to exercise one's rights as guaranteed under the laws of the country

civil liberty (adjective)	civil-libertarian (adjective)
	having or showing active concern for protection of civil liberties protected by law