advancement vs onward motion

advancement and onward motion both are nouns.

Word	Noun	Adjective	Verb	Adverb
advancement	Yes	No	No	No
onward motion	Yes	No	No	No

As nouns, advancement and onward motion are synonyms defined as:

advancement and onward motion: the act of moving forward (as toward a goal)

Other synonyms of advancement include advance, forward motion, procession, progress, progression.

advancement (noun)	onward motion (noun)
the act of moving forward (as toward a goal)	the act of moving forward (as toward a goal)
gradual improvement or growth or development
encouragement of the progress or growth or acceptance of something