Guyanese is a term commonly used to refer to people or things related to Guyana, a country located in South America. However, there are several synonyms that can also be used to describe Guyanese. For example, one can use the term Guyanian to refer to someone or something from Guyana. Similarly, the terms Guianan, Guayanese, and Guyan are also used interchangeably with Guyanese. Additionally, the term Demeraran can be used to refer to people or things from Demerara, a region within Guyana. Ultimately, these synonyms can be helpful for improving one's vocabulary and describing things more accurately.