cerebellum vs neural structure

cerebellum and neural structure both are nouns.

Word	Noun	Adjective	Verb	Adverb
cerebellum	Yes	No	No	No
neural structure	Yes	No	No	No

As nouns, neural structure is a hypernym of cerebellum; that is, neural structure is a word with a broader meaning than cerebellum:

cerebellum: a major division of the vertebrate brain; situated above the medulla oblongata and beneath the cerebrum in humans
neural structure: a structure that is part of the nervous system

cerebellum (noun)	neural structure (noun)
a major division of the vertebrate brain; situated above the medulla oblongata and beneath the cerebrum in humans	a structure that is part of the nervous system