There are several synonyms for the word "sayona." Some of them include goodbye, farewell, adieu, adios, ciao, au revoir, shalom, and hasta la vista. These words are used to express a farewell or departure from someone or something. "Goodbye" and "farewell" are the most commonly used synonyms for "sayona" in English. "Adieu" and "adios" are often used in French and Spanish, respectively. "Ciao" is commonly used in Italian, while "au revoir" is popular in French. "Shalom" is a Hebrew word that is used as a salutation and farewell, and "hasta la vista" is a Spanish phrase that means "until we meet again".