face saving vs accomplishment

face saving and accomplishment both are nouns.

Word	Noun	Adjective	Verb	Adverb
face saving	Yes	No	No	No
accomplishment	Yes	No	No	No

As nouns, accomplishment is a hypernym of face saving; that is, accomplishment is a word with a broader meaning than face saving:

Other hypernyms of face saving include achievement.

face saving (noun)	accomplishment (noun)
an act that avoids a loss of face (of dignity or prestige)	the action of accomplishing something
	an ability that has been acquired by training