coloured vs dichromatic

coloured is a noun but dichromatic is not a noun.

Word	Noun	Adjective	Verb	Adverb
coloured	Yes	Yes	No	No
dichromatic	No	Yes	No	No

coloured (noun)	dichromatic (noun)
a United States term for Blacks that is now considered offensive

coloured (adjective)	dichromatic (adjective)
having color or a certain color; sometimes used in combination	of or relating to dichromatism
(used of color) artificially produced; not natural	having two colors
having skin rich in melanin pigments;
favoring one person or side over another