arithmetic vs contain

arithmetic is a noun but contain is not a noun.

Word	Noun	Adjective	Verb	Adverb
arithmetic	Yes	Yes	No	No
contain	No	No	Yes	No

arithmetic (noun)	contain (noun)
the branch of pure mathematics dealing with the theory of numerical calculations

arithmetic (adjective)	contain (adjective)
relating to or involving arithmetic

arithmetic (verb)	contain (verb)
	hold back, as of a danger or an enemy; check the expansion or influence of
	lessen the intensity of; temper; hold in restraint; hold or keep within limits
	include or contain; have as a component
	be divisible by
	contain or hold; have within
	be capable of holding or containing