acceptation vs approval

acceptation and approval both are nouns.

Word	Noun	Adjective	Verb	Adverb
acceptation	Yes	No	No	No
approval	Yes	No	No	No

As nouns, approval is a hypernym of acceptation; that is, approval is a word with a broader meaning than acceptation:

Other hypernyms of acceptation include approving, blessing.

acceptation (noun)	approval (noun)
the act of accepting with approval; favorable reception	the formal act of approving
the accepted meaning of a word	a message expressing a favorable opinion
acceptance as true or valid	a feeling of liking something or someone good
	acceptance as satisfactory