dulled vs colourless

dulled and colourless both are adjectives.

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

dulled (adjective)	colourless (adjective)
deprived of color	weak in color; not colorful
made dull or blunt	lacking in variety and interest
having lost or been caused to lose interest because of overexposure