wan vs colorless

wan and colorless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
wan	No	Yes	Yes	No
colorless	No	Yes	No	No

wan (adjective)	colorless (adjective)
abnormally deficient in color as suggesting physical or emotional distress	weak in color; not colorful
(of light) lacking in intensity or brightness; dim or feeble	lacking in variety and interest
lacking vitality as from weariness or illness or unhappiness

wan (verb)	colorless (verb)
become pale and sickly