cayenne vs flavouring

cayenne and flavouring both are nouns.

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

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

Other hypernyms of cayenne include flavorer, flavoring, flavourer, seasoner, seasoning.

cayenne (noun)	flavouring (noun)
ground pods and seeds of pungent red peppers of the genus Capsicum	something added to food primarily for the savor it imparts
a long and often twisted hot red pepper
plant bearing very hot and finely tapering long peppers; usually red