trade vs purchase

trade and purchase both are nouns.

Word	Noun	Adjective	Verb	Adverb
trade	Yes	No	Yes	No
purchase	Yes	No	Yes	No

trade (noun)	purchase (noun)
the skilled practice of a practical occupation	the acquisition of something for payment
the business given to a commercial establishment by its customers	the mechanical advantage gained by being in a position to use a lever
a particular instance of buying or selling	a means of exerting influence or gaining advantage
an equal exchange	something acquired by purchase
the commercial exchange (buying and selling on domestic or international markets) of goods and services
people who perform a particular kind of skilled work
steady winds blowing from east to west above and below the equator

trade (verb)	purchase (verb)
turn in as payment or part payment for a purchase	obtain by purchase; acquire by means of a financial transaction
engage in the trade of
exchange or give (something) in exchange for
do business; offer for sale as for one's livelihood
be traded at a certain price or under certain conditions