colourful vs colourless

colourful and colourless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
colourful	No	Yes	No	No
colourless	No	Yes	No	No

colourful (adjective)	colourless (adjective)
having much or varied color	weak in color; not colorful
striking in variety and interest	lacking in variety and interest
having color or a certain color; sometimes used in combination