peduncle vs growth

peduncle and growth both are nouns.

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

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

peduncle (noun)	growth (noun)
a bundle of myelinated neurons joining different parts of the brain	the gradual beginning or coming forth
stalk bearing an inflorescence or solitary flower	vegetation that has grown
the thin process of tissue that attaches a polyp to the body	something grown or growing
	(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 progression from simpler to more complex forms
	a process of becoming larger or longer or more numerous or more important
	(pathology) an abnormal proliferation of tissue (as in a tumor)