angiitis vs inflammation

angiitis and inflammation both are nouns.

Word	Noun	Adjective	Verb	Adverb
angiitis	Yes	No	No	No
inflammation	Yes	No	No	No

As nouns, inflammation is a hypernym of angiitis; that is, inflammation is a word with a broader meaning than angiitis:

angiitis: inflammation of a blood vessel or lymph duct
inflammation: a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat

Other hypernyms of angiitis include angiopathy, redness, rubor.

angiitis (noun)	inflammation (noun)
inflammation of a blood vessel or lymph duct	arousal to violent emotion
	the act of setting something on fire
	a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat
	the state of being emotionally aroused and worked up