semanticist vs linguist

semanticist and linguist both are nouns.

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

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

Other hypernyms of semanticist include linguistic scientist.

semanticist (noun)	linguist (noun)
a specialist in the study of meaning	a person who speaks more than one language
	a specialist in linguistics