Coaly is an adjective that refers to anything that resembles or has the characteristics of coal, such as its dark color and texture. Some synonyms for the word coaly include coal-black, sooty, dark, dusky, ebony, smoky, and pitchy. These words are often used to describe a particular shade or texture in fabrics or other materials, or to evoke the dark and ominous qualities of coal. Other synonyms might include terms like charred, burnt, or scorched, which suggest the action of heating or burning coal. Overall, these synonyms offer a range of descriptive options for capturing the various qualities associated with the word coaly.