cayenne vs chili

cayenne and chili both are nouns.

Word	Noun	Adjective	Verb	Adverb
cayenne	Yes	No	No	No
chili	Yes	No	No	No

As nouns, chili is a hypernym of cayenne; that is, chili is a word with a broader meaning than cayenne:

Other hypernyms of cayenne include chile, chili pepper, chilli, chilly.

cayenne (noun)	chili (noun)
ground pods and seeds of pungent red peppers of the genus Capsicum	very hot and finely tapering pepper of special pungency
a long and often twisted hot red pepper	ground beef and chili peppers or chili powder often with tomatoes and kidney beans
plant bearing very hot and finely tapering long peppers; usually red