oenologist vs specialist

oenologist and specialist both are nouns.

Word	Noun	Adjective	Verb	Adverb
oenologist	Yes	No	No	No
specialist	Yes	No	No	No

As nouns, specialist is a hypernym of oenologist; that is, specialist is a word with a broader meaning than oenologist:

oenologist: a specialist in wine making
specialist: an expert who is devoted to one occupation or branch of learning

Other hypernyms of oenologist include specialiser, specializer.

oenologist (noun)	specialist (noun)
a specialist in wine making	an expert who is devoted to one occupation or branch of learning
	practices one branch of medicine