blossoming vs ontogenesis

blossoming and ontogenesis both are nouns.

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

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

blossoming: the time and process of budding and unfolding of blossoms
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 blossoming include development, growing, growth, maturation, ontogeny.

blossoming (noun)	ontogenesis (noun)
the time and process of budding and unfolding of blossoms	(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