computing vs email

computing and email both are nouns.

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

computing (noun)	email (noun)
the procedure of calculating; determining something by mathematical or logical methods	(computer science) a system of world-wide electronic communication in which a computer user can compose a message at one terminal that can be regenerated at the recipient's terminal when the recipient logs in
the branch of engineering science that studies (with the aid of computers) computable processes and structures

computing (verb)	email (verb)
	communicate electronically on the computer