Jetfoil is a hydrofoil boat that employs jet propulsion to propel it through the water. It's a type of vessel that can glide over the surface of the water at high speeds. Some of the most commonly used synonyms for the term 'jetfoil' include hydrofoil, sea plane, fast ferry, and high-speed boat. These boats are commonly used in coastal regions, where they provide fast transportation to island destinations. Jetfoils are extremely popular with tourists and are often used for sightseeing trips or as an alternative to traditional ferry services. Overall, they offer an exciting and unique way to explore coastal regions, making them an excellent choice for those seeking adventure.