protect vs trade

protect is not a noun while trade is a noun.

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

protect (noun)	trade (noun)
	the skilled practice of a practical occupation
	the business given to a commercial establishment by its customers
	a particular instance of buying or selling
	an equal exchange
	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

protect (verb)	trade (verb)
shield from danger, injury, destruction, or damage	turn in as payment or part payment for a purchase
use tariffs to favor domestic industry	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