angiogenesis vs ontogenesis

angiogenesis and ontogenesis both are nouns.

Word	Noun	Adjective	Verb	Adverb
angiogenesis	Yes	No	No	No
ontogenesis	Yes	No	No	No

As nouns, ontogenesis is a hypernym of angiogenesis; that is, ontogenesis is a word with a broader meaning than angiogenesis:

angiogenesis: the formation of new blood vessels
ontogenesis: (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 hypernyms of angiogenesis include development, growing, growth, maturation, ontogeny.

angiogenesis (noun)	ontogenesis (noun)
the formation of new blood vessels	(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