spice vs flavoring

spice and flavoring both are nouns.

Word	Noun	Adjective	Verb	Adverb
spice	Yes	No	Yes	No
flavoring	Yes	No	No	No

As nouns, flavoring is a hypernym of spice; that is, flavoring is a word with a broader meaning than spice:

spice: any of a variety of pungent aromatic vegetable substances used for flavoring food
flavoring: something added to food primarily for the savor it imparts

Other hypernyms of spice include flavorer, flavourer, flavouring, seasoner, seasoning.

spice (noun)	flavoring (noun)
the property of being seasoned with spice and so highly flavored	something added to food primarily for the savor it imparts
any of a variety of pungent aromatic vegetable substances used for flavoring food
aromatic substances of vegetable origin used as a preservative

spice (verb)	flavoring (verb)
make more interesting or flavorful
add herbs or spices to