error vs computing

error and computing both are nouns.

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

error (noun)	computing (noun)
a wrong action attributable to bad judgment or ignorance or inattention	the procedure of calculating; determining something by mathematical or logical methods
(baseball) a failure of a defensive player to make an out when normal play would have sufficed	the branch of engineering science that studies (with the aid of computers) computable processes and structures
inadvertent incorrectness
departure from what is ethically acceptable
a misconception resulting from incorrect information
part of a statement that is not correct
(computer science) the occurrence of an incorrect result produced by a computer