Vincent's angina vs angina

Vincent's angina and angina both are nouns.

Word	Noun	Adjective	Verb	Adverb
Vincent's angina	Yes	No	No	No
angina	Yes	No	No	No

As nouns, angina is a hypernym of Vincent's angina; that is, angina is a word with a broader meaning than Vincent's angina:

Vincent's angina: an acute communicable infection of the respiratory tract and mouth marked by ulceration of the mucous membrane
angina: any disease of the throat or fauces marked by spasmodic attacks of intense suffocative pain

Other hypernyms of Vincent's angina include contagion, contagious disease.

Vincent's angina (noun)	angina (noun)
an acute communicable infection of the respiratory tract and mouth marked by ulceration of the mucous membrane	any disease of the throat or fauces marked by spasmodic attacks of intense suffocative pain
	a heart condition marked by paroxysms of chest pain due to reduced oxygen to the heart