expand vs contract

expand is not a noun while contract is a noun.

Word	Noun	Adjective	Verb	Adverb
expand	No	No	Yes	No
contract	Yes	No	Yes	No

expand (noun)	contract (noun)
	a variety of bridge in which the bidder receives points toward game only for the number of tricks he bid
	a binding agreement between two or more persons that is enforceable by law
	(contract bridge) the highest bid becomes the contract setting the number of tricks that the bidder must make

expand (verb)	contract (verb)
grow vigorously	be stricken by an illness, fall victim to an illness
exaggerate or make bigger	make or become more narrow or restricted
become larger in size or volume or quantity	become smaller or draw together
expand the influence of	reduce in scope while retaining essential elements
make bigger or wider in size, volume, or quantity	compress or concentrate
add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing	enter into a contractual arrangement
extend in one or more directions	make smaller
	squeeze or press together
	engage by written agreement