salesgirl/saleslady/salesman/saleswoman

salesclerk, clerk, sales associate/rep/agent/representative/broker/manager, floor assistant, agent, seller, door-to-door seller, canvasser, commercial traveler, vendor, dealer, marketer, merchant, retailer, wholesaler, trader, solicitor, shop assistant, peddler. These terms are not interchangeable: "salesclerk" is appropriate for a retail store employee, while "sales representative" describes someone employed by a large manufacturing company who is a combination business manager, product specialist, and sales trainer. For "salesmen," use plurals of the alternatives given as well as sales force/staff/personnel, salespeople.