canonical vs sanctioned

canonical and sanctioned both are adjectives.

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

As adjectives, canonical and sanctioned are synonyms defined as:

Other synonyms of canonical include canonic.

canonical (adjective)	sanctioned (adjective)
of or relating to or required by canon law	established by authority; given authoritative approval
appearing in a biblical canon	formally approved and invested with legal authority
conforming to orthodox or recognized rules	conforming to orthodox or recognized rules
reduced to the simplest and most significant form possible without loss of generality