attested vs genuine

attested and genuine both are adjectives.

Word	Noun	Adjective	Verb	Adverb
attested	No	Yes	No	No
genuine	No	Yes	No	No

attested (adjective)	genuine (adjective)
established as genuine	not fake or counterfeit
	not pretended; sincerely felt or expressed
	being or reflecting the essential or genuine character of something