The word "Aricara" is a proper noun that refers to a Native American tribe. However, there are several synonyms that can be used to describe this community and their culture. One option is to use the term "Arikara," which is a variant spelling of the word. Another synonym is "Sahnish," which is derived from the Arikara word "Saanish," meaning "original people." Additionally, the Arikara people can be referred to as "Ree," a name given to them by the Mandan people with whom they historically allied. Finally, some sources may refer to the Arikara people as "Arikaree," which is a combination of the words "Arikara" and "ree".