vanilla bean vs flavouring

vanilla bean and flavouring both are nouns.

Word	Noun	Adjective	Verb	Adverb
vanilla bean	Yes	No	No	No
flavouring	Yes	No	No	No

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

Other hypernyms of vanilla bean include flavorer, flavoring, flavourer, seasoner, seasoning.

vanilla bean (noun)	flavouring (noun)
long bean-like fruit; seeds are used as flavoring	something added to food primarily for the savor it imparts