"Cambistry" is a word that has been obsolete for quite some time, so it's certainly understandable if individuals are not familiar with it. It refers to the art, skill or science of exchanging and setting money. There are several synonyms for "cambistry" that are currently in use, such as foreign exchange (Forex), currency trading, and money exchange. These terms are often used specifically for the exchange of one country's currency for another. However, "cambistry" can also encompass the wider concept of money management, such as financial planning, accounting, and investment. Regardless of the terminology used, what is most important is ensuring that one's finances are being handled properly and efficiently.