paid vs free-lance

paid is not a noun while free-lance is a noun.

Word	Noun	Adjective	Verb	Adverb
paid	No	Yes	No	No
free-lance	Yes	Yes	No	No

paid (noun)	free-lance (noun)
	a writer or artist who sells services to different employers without a long-term contract with any of them

paid (adjective)	free-lance (adjective)
marked by the reception of pay	working for yourself
involving gainful employment in something often done as a hobby	serving for wages in a foreign army
yielding a fair profit