tarsitis vs rubor

tarsitis and rubor both are nouns.

Word	Noun	Adjective	Verb	Adverb
tarsitis	Yes	No	No	No
rubor	Yes	No	No	No

As nouns, rubor is a hypernym of tarsitis; that is, rubor is a word with a broader meaning than tarsitis:

tarsitis: inflammation of the eyelid
rubor: a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat

Other hypernyms of tarsitis include inflammation, redness.

tarsitis (noun)	rubor (noun)
inflammation of the eyelid	a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat