colorful vs gay

colorful is not a noun while gay is a noun.

Word	Noun	Adjective	Verb	Adverb
colorful	No	Yes	No	No
gay	Yes	Yes	No	No

colorful (noun)	gay (noun)
	someone who is sexually attracted to persons of the same sex

colorful (adjective)	gay (adjective)
having much or varied color	bright and pleasant; promoting a feeling of cheer
having color or a certain color; sometimes used in combination	brightly colored and showy
striking in variety and interest	homosexual or arousing homosexual desires
	given to social pleasures often including dissipation
	offering fun and gaiety
	full of or showing high-spirited merriment