furtherance vs promotion

furtherance and promotion both are nouns.

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

As nouns, furtherance and promotion are synonyms defined as:

Other synonyms of furtherance include forwarding.

As nouns, furtherance and promotion are synonyms defined as:

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

Other synonyms of furtherance include advancement.

furtherance (noun)	promotion (noun)
the advancement of some enterprise	act of raising in rank or position
encouragement of the progress or growth or acceptance of something	the advancement of some enterprise
	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