Thimble-shaped is an adjective that usually describes a small object that looks like a thimble - a small, metal cap used to cover the finger while sewing. Here are some synonyms for thimble-shaped - a small, cone-shaped, cylindrical, round, bullet-shaped, conical, pointed, and tapering. These words suggest shape and size to mean a broader range of objects that can be described as thimble-shaped, such as a tiny flower bud, a small tree cone, or a bottle cap. Each of these words evokes a particular image and can be used to create a vivid description of an object.