The term "Bissau-Guinean" refers to people or things related to the Republic of Guinea-Bissau, a small country in West Africa. However, there are alternative ways to refer to this group or their language, which is Portuguese. One synonym is "Guinea-Bissauan", which is similar in meaning. Another option is "Guinea-Bissauese", which is less common but still used. Additionally, the Portuguese language spoken in Guinea-Bissau is often referred to as "Papiamento" or "Crioulo", which are creole variations of the language. These synonyms provide variety in referring to the people and language from this region.