spice vs flavor

spice and flavor both are nouns.

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

As verbs, flavor is a hypernym of spice; that is, flavor is a word with a broader meaning than spice:

Other hypernyms of spice include flavour, season.

spice (noun)	flavor (noun)
the property of being seasoned with spice and so highly flavored	the taste experience when a savoury condiment is taken into the mouth
any of a variety of pungent aromatic vegetable substances used for flavoring food	(physics) the six kinds of quarks
aromatic substances of vegetable origin used as a preservative	the general atmosphere of a place or situation and the effect that it has on people

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