promotion vs advancement

promotion and advancement both are nouns.

Word	Noun	Adjective	Verb	Adverb
promotion	Yes	No	No	No
advancement	Yes	No	No	No

As nouns, advancement is a hypernym of promotion; that is, advancement is a word with a broader meaning than promotion:

Other hypernyms of promotion include progress.

As nouns, promotion and advancement are synonyms defined as:

promotion and advancement: encouragement of the progress or growth or acceptance of something

Other synonyms of promotion include furtherance.

promotion (noun)	advancement (noun)
act of raising in rank or position	the act of moving forward (as toward a goal)
the advancement of some enterprise	gradual improvement or growth or development
a message issued in behalf of some product or cause or idea or person or institution	encouragement of the progress or growth or acceptance of something
encouragement of the progress or growth or acceptance of something