laryngitis vs rubor

laryngitis and rubor both are nouns.

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

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

laryngitis: inflammation of the mucous membrane of the larynx; characterized by hoarseness or loss of voice and coughing
rubor: a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat

Other hypernyms of laryngitis include inflammation, redness.

laryngitis (noun)	rubor (noun)
inflammation of the mucous membrane of the larynx; characterized by hoarseness or loss of voice and coughing	a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat