noun

an act of giving one thing and receiving another (especially of the same kind) in return.

negotiations should lead to an exchange of land for peace

interchange,trade,trading,trade-off,swapping,barter,giving and taking,traffic,trafficking,bandying,reciprocity,truck

verb

give something and receive something of the same kind in return.

we exchanged addresses

trade,swap,switch,barter,change,interchange,reciprocate,truck