What is another word for "higgler"?

Roget's Thesaurus (1911) lists these synonyms for "higgler": agent, banker, bear, broker, bull, buyer, cadger, cambist, camelot, chandler, changer, chapman, colporteur, concern, costermonger, dealer, faker, firm, hawker, huckster, jobber, lender, merchant, money, moneyer, monger, partnership, pedlar, regrater, retailer, salesman, seller, shopkeeper, shopman, sutler, tallyman, trader, tradesfolk, tradesman, tradespeople.