neurolinguist vs linguist

neurolinguist and linguist both are nouns.

Word	Noun	Adjective	Verb	Adverb
neurolinguist	Yes	No	No	No
linguist	Yes	No	No	No

As nouns, linguist is a hypernym of neurolinguist; that is, linguist is a word with a broader meaning than neurolinguist:

neurolinguist: someone trained in neuroscience and linguistics who studies brain processes during language production and reception
linguist: a specialist in linguistics

Other hypernyms of neurolinguist include linguistic scientist, neuroscientist.

neurolinguist (noun)	linguist (noun)
someone trained in neuroscience and linguistics who studies brain processes during language production and reception	a person who speaks more than one language
	a specialist in linguistics