spiciness vs spice

spiciness and spice both are nouns.

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

As nouns, spiciness and spice are synonyms defined as:

spiciness and spice: the property of being seasoned with spice and so highly flavored

Other synonyms of spiciness include spicery.

spiciness (noun)	spice (noun)
the property of being seasoned with spice and so highly flavored	the property of being seasoned with spice and so highly flavored
behavior or language bordering on indelicacy	any of a variety of pungent aromatic vegetable substances used for flavoring food
	aromatic substances of vegetable origin used as a preservative

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