ROGET THESAURUS
commutate
Barter
VB
barter, exchange, swap, swop, truck, scorse, interchange,
commutate, compound for, trade, traffic, buy and sell, give and take, nundinate, carry on a trade, ply a trade, drive a trade, be in business, be in the city, keep a shop, deal in, employ one's capital in, trade with, deal with, have dealings with, transact business with, do business with, open an account with, keep an account with, bargain, drive a bargain, make a bargain, negotiate, bid for, haggle, higgle, dicker, chaffer, huckster, cheapen, beat down, stickle, stickle for, out bid, under bid, ask, charge, strike a bargain, speculate, give a sprat to catch a herring, buy in the cheapest and sell in the dearest market, buy low and sell high, corner the market, rig the market, stag the market.