"Ginep" is a word that's not commonly used in English, and there are limited synonyms available. However, some terms can be used as alternatives depending on the context or usage. One substitute for "ginep" can be "ackee," which is a tropical fruit native to West Africa. Another option can be "guinep" or "quenepa," which refers to a fruit from the Caribbean and Central America. "Mamoncillo" can also be used, which is a tropical fruit grown in South America and the Caribbean. Lastly, "spanish lime" or "meloncillo" can be used, describing a fruit commonly found in Central America and Mexico.