colorless vs pasty

colorless is not a noun while pasty is a noun.

Word	Noun	Adjective	Verb	Adverb
colorless	No	Yes	No	No
pasty	Yes	Yes	No	No

colorless (noun)	pasty (noun)
	small meat pie or turnover
	(usually used in the plural) one of a pair of adhesive patches worn to cover the nipples of exotic dancers and striptease performers

colorless (adjective)	pasty (adjective)
weak in color; not colorful	having the sticky properties of an adhesive
lacking in variety and interest	resembling paste in color; pallid