Corporate tax is a crucial aspect of the taxation system for companies that operate in any given country. This tax is levied on the profits earned by a corporation, and the revenue generated is used by the government to fund various public services and infrastructure projects. However, there are some synonyms that could be used interchangeably with corporate tax. One such synonym is business tax, which refers to the tax levied on all business activities carried out by a company. Another term commonly used in taxation contexts is income tax, which refers to the levy on the income generated by individuals and companies. Lastly, the term commercial tax can also be used as a synonym for corporate tax.