Flabellate is a term used to describe something that is fan-shaped. Some synonyms for the word flabellate include fan-shaped, flapper, flailing, and waving. The word flabellate is commonly used to describe the shape of certain objects, such as a fan or a feather. It is also used to describe certain types of plants and animals, whose leaves or appendages have this shape. Other synonyms that can be used in place of flabellate include spreading, broadening, extending, and expanding. It's important to choose the right synonym, depending on the context in which the word is being used.