trench mouth vs Vincent's angina

trench mouth and Vincent's angina both are nouns.

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

As nouns, trench mouth and Vincent's angina are synonyms defined as:

trench mouth and Vincent's angina: an acute communicable infection of the respiratory tract and mouth marked by ulceration of the mucous membrane

Other synonyms of trench mouth include Vincent's infection.

trench mouth (noun)	Vincent's angina (noun)
an acute communicable infection of the respiratory tract and mouth marked by ulceration of the mucous membrane	an acute communicable infection of the respiratory tract and mouth marked by ulceration of the mucous membrane