The word "furcal" is a term that's rarely used in everyday English. It is typically used in a specific context in anatomy, where it refers to the forked projection at the end of an organ or bone. Some synonyms for the term include "branching," "dividing," and "bifurcating." Another word that is commonly used in a similar context is "forked." This term is typically used to describe something that splits into two or more branches or divisions. Other synonyms that can be used in this context include "splitting," "parting," and "separating." These words can be used interchangeably with "furcal" to describe the branching structure of an organ or bone.