Bond trading refers to the act of buying and selling fixed income securities, such as bonds, in financial markets. Synonyms for bond trading include debt trading, fixed income trading, and credit trading. These terms refer to the same practice of buying and selling debt securities, but they may be used interchangeably in different contexts. Other related terms include bond investment, bond market trading, and bond portfolio management. Regardless of the term used, the basic principles of bond trading remain the same, with investors seeking to make profits by buying undervalued bonds and selling them at a profit when the market value increases.