angina pectoris vs angina

angina pectoris and angina both are nouns.

Word	Noun	Adjective	Verb	Adverb
angina pectoris	Yes	No	No	No
angina	Yes	No	No	No

As nouns, angina pectoris and angina are synonyms defined as:

angina pectoris and angina: a heart condition marked by paroxysms of chest pain due to reduced oxygen to the heart

angina pectoris (noun)	angina (noun)
a heart condition marked by paroxysms of chest pain due to reduced oxygen to the heart	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