untouched vs unaffected

untouched and unaffected both are adjectives.

Word	Noun	Adjective	Verb	Adverb
untouched	No	Yes	No	No
unaffected	No	Yes	No	No

As adjectives, untouched and unaffected are synonyms defined as:

Other synonyms of untouched include unmoved.

untouched (adjective)	unaffected (adjective)
not having come in contact	undergoing no change when acted upon
emotionally unmoved	free of artificiality; sincere and genuine
still full	emotionally unmoved
not influenced or affected	unaware of or indifferent to