trade
nounThe business of buying and selling commodities, products, or services; commerce. synonym: business.
nounA branch or kind of business.
nounThe people working in or associated with a business or industry.
nounThe activity or volume of buying or selling.
nounAn exchange of one thing for another.
nounAn occupation, especially one requiring skilled labor; craft.
nounThe trade winds.
intransitive verbTo engage in buying and selling for profit.
intransitive verbTo make an exchange of one thing for another.
intransitive verbTo be offered for sale or be sold.