growth vs development

growth and development both are nouns.

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

As nouns, growth and development are synonyms defined as:

growth and development: (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

Other synonyms of growth include growing, maturation, ontogenesis, ontogeny.

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

growth: a progression from simpler to more complex forms
development: a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)

Other hypernyms of growth include evolution.

growth (noun)	development (noun)
the gradual beginning or coming forth	act of improving by expanding or enlarging or refining
vegetation that has grown	the act of making some area of land or water more profitable or productive or useful
something grown or growing	(music) the section of a composition or movement (especially in sonata form) where the major musical themes are developed and elaborated
(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 recent event that has some relevance for the present situation
a progression from simpler to more complex forms	a district that has been developed to serve some purpose
a process of becoming larger or longer or more numerous or more important	processing a photosensitive material in order to make an image visible
(pathology) an abnormal proliferation of tissue (as in a tumor)	(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)