washed-out vs faded

washed-out and faded both are adjectives.

Word	Noun	Adjective	Verb	Adverb
washed-out	No	Yes	No	No
faded	No	Yes	No	No

As adjectives, washed-out and faded are synonyms defined as:

Other synonyms of washed-out include bleached, washy.

washed-out (adjective)	faded (adjective)
having lost freshness or brilliance of color	having lost freshness or brilliance of color
drained of energy or effectiveness; extremely tired; completely exhausted	reduced in strength