faith vs free-thinking

faith is a noun but free-thinking is not a noun.

Word	Noun	Adjective	Verb	Adverb
faith	Yes	No	No	No
free-thinking	No	Yes	No	No

faith (noun)	free-thinking (noun)
loyalty or allegiance to a cause or a person
a strong belief in a supernatural power or powers that control human destiny
complete confidence in a person or plan etc
an institution to express belief in a divine power

faith (adjective)	free-thinking (adjective)
	unwilling to accept authority or dogma (especially in religion)