Cobbles are commonly defined as rounded stones typically used for paving. However, there are several synonyms for cobbles that can be useful in adding variety to one's writing. One such synonym is "paving stones," which refers to smooth and flat stones used for building pathways and roads. Another synonym is "pebbles," which are small and roughly spherical stones often found on beaches and riverbeds. "Setts" is another equivalent of cobbles, which are rectangular or flat stones laid in rows to form a surface. Other synonyms for cobbles include "flagstone," "slate," and "gravel," all of which can be used to describe similar types of stones used in various construction and landscaping projects.