advancement vs development

advancement and development both are nouns.

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

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

advancement (noun)	development (noun)
the act of moving forward (as toward a goal)	act of improving by expanding or enlarging or refining
gradual improvement or growth or development	the act of making some area of land or water more profitable or productive or useful
encouragement of the progress or growth or acceptance of something	(music) the section of a composition or movement (especially in sonata form) where the major musical themes are developed and elaborated
	a recent event that has some relevance for the present situation
	a district that has been developed to serve some purpose
	processing a photosensitive material in order to make an image visible
	(biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level
	a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)
	a state in which things are improving; the result of developing (as in the early part of a game of chess)