"Arrow fingers" is a term used to describe fingers that appear thin, long, and straight, akin to the shape of an arrow. However, there are several other synonyms that can be used to describe this physical attribute. For instance, you could refer to "arrow fingers" as "slender fingers," "tapered fingers," or even "delicate fingers." Some people may also associate "arrow fingers" with hands that have an elegant and refined appearance, which could prompt additional synonyms such as "graceful fingers" or "fine fingers." Ultimately, which synonym you choose to use may depend on the specific context and tone you wish to convey.