emulate vs computing

emulate is not a noun while computing is a noun.

Word	Noun	Adjective	Verb	Adverb
emulate	No	No	Yes	No
computing	Yes	No	No	No

emulate (noun)	computing (noun)
	the procedure of calculating; determining something by mathematical or logical methods
	the branch of engineering science that studies (with the aid of computers) computable processes and structures

emulate (verb)	computing (verb)
compete with successfully; approach or reach equality with
strive to equal or match, especially by imitating
imitate the function of (another system), as by modifying the hardware or the software