countenance vs endorsement

countenance and endorsement both are nouns.

Word	Noun	Adjective	Verb	Adverb
countenance	Yes	No	Yes	No
endorsement	Yes	No	No	No

As nouns, countenance and endorsement are synonyms defined as:

Other synonyms of countenance include imprimatur, indorsement, sanction, warrant.

countenance (noun)	endorsement (noun)
the appearance conveyed by a person's face	the act of endorsing
the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)	formal and explicit approval
formal and explicit approval	a promotional statement (as found on the dust jackets of books)
	a speech seconding a motion
	a signature that validates something

countenance (verb)	endorsement (verb)
consent to, give permission; permit