Business

commerce, sales, enterprise; see business 1.

A craft

occupation, profession, position; see job 1.

Common trades include: accountant, boilermaker, baker, barber, butcher, bookbinder, bricklayer, carpenter, chef, construction worker, cook, draftsman, cabinetmaker, cameraman, data processing technician, data entry operator, mechanic, dressmaker, electrician, embalmer, engraver, jeweler, locksmith, metallurgist, repairman, merchant, storekeeper, millwright, miner, machinist, optician, operator, painter, plumber, printer, seamstress, shoemaker, tailor, textile worker, technician, toolmaker, welder.

An individual business transaction

deal, barter, contract; see sale 2. See syn. study at business.

To do business

patronize, shop, purchase; see buy 1, sell 1.

To give one thing for another

barter, swap, give in exchange; see exchange 2. See syn. study at sell.