spice up vs cooking

spice up is not a noun while cooking is a noun.

Word	Noun	Adjective	Verb	Adverb
spice up	No	No	Yes	No
cooking	Yes	No	No	No

spice up (noun)	cooking (noun)
	the act of preparing something (as food) by the application of heat

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