suntanned vs tanned

suntanned and tanned both are adjectives.

Word	Noun	Adjective	Verb	Adverb
suntanned	No	Yes	No	No
tanned	No	Yes	No	No

As adjectives, suntanned and tanned are synonyms defined as:

suntanned and tanned: (of skin) having a tan color from exposure to the sun

Other synonyms of suntanned include bronzed.

suntanned (adjective)	tanned (adjective)
(of skin) having a tan color from exposure to the sun	converted to leather by a tanning agent
	(of skin) having a tan color from exposure to the sun