coloured vs bleached

coloured is a noun but bleached is not a noun.

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

As adjectives, coloured and bleached are synonyms defined as:

coloured and bleached: (used of color) artificially produced; not natural

Other synonyms of coloured include colored, dyed.

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

coloured (adjective)	bleached (adjective)
having color or a certain color; sometimes used in combination	(used of color) artificially produced; not natural
(used of color) artificially produced; not natural	having lost freshness or brilliance of color
having skin rich in melanin pigments;
favoring one person or side over another