buy vs steal

buy and steal both are nouns.

Word	Noun	Adjective	Verb	Adverb
buy	Yes	No	Yes	No
steal	Yes	No	Yes	No

As nouns, buy and steal are synonyms defined as:

Other synonyms of buy include bargain.

buy (noun)	steal (noun)
an advantageous purchase	a stolen base; an instance in which a base runner advances safely during the delivery of a pitch (without the help of a hit or walk or passed ball or wild pitch)
	an advantageous purchase

buy (verb)	steal (verb)
accept as true	steal a base
obtain by purchase; acquire by means of a financial transaction	move stealthily
make illegal payments to in exchange for favors or influence	take without the owner's consent
acquire by trade or sacrifice or exchange
be worth or be capable of buying