approved vs sanctioned

approved and sanctioned both are adjectives.

Word	Noun	Adjective	Verb	Adverb
approved	No	Yes	No	No
sanctioned	No	Yes	No	No

As adjectives, approved and sanctioned are synonyms defined as:

approved and sanctioned: established by authority; given authoritative approval

approved (adjective)	sanctioned (adjective)
established by authority; given authoritative approval	established by authority; given authoritative approval
	formally approved and invested with legal authority
	conforming to orthodox or recognized rules