SynonymDefinitionAntonym.com - English Synonym Dictionary

The act of changing one thing for another thing

Mutual interaction; the activity of reciprocating or exchanging (especially information)

Reciprocal transfer of equivalent sums of money (especially the currencies of different countries)

A junction of highways on different levels that permits traffic to move from one to another without crossing traffic streams

Reverse (a direction, attitude, or course of action)

Cause to change places

Give to, and receive from, one another

Put in the place of another; switch seemingly equivalent items