Synonyms for Charcoal:

adj.

black (adjective)
dingy, ebony, black, sable, midnight, dark, coal.

n.

azure, avocado, blue, amethyst, beige, alabaster, bluish, baby blue, amber. fumes, ember, soot, cinder, smoke, ash, spark, stub, brand. ash(es) (noun)
soot.
carbon (noun)
coke.
charcoal (noun)
charcoal gray, charcoal grey, achromatic, oxford grey, oxford gray, wood coal, fusain.
coal (noun)
ember, fuel, spark, cinder, ash.
drawing (noun)
painting, portrait, diagram, illustration, rendering, cartoon, depiction, Water color, drawing, study, scene, landscape, masterpiece, blueprint, picture, still life, plan, sketch, tracing, doodle, pastel.
fuel (noun)
gas, fuel, briquette, gasoline, methane, ethane, oil, peat, kerosene, coke, combustion, propane, coal.
substance (noun)
wood coal.

Other synonyms:

fumes, smoke, ash, stub, soot, cinder, brand. ember. spark. charcoal-gray
charcoal gray.
charcoal-grey
charcoal grey.
oxford-gray
oxford gray.
oxford-grey
oxford grey.
Other relevant words:
bluish, fumes, amethyst, azure, fusain, alabaster, amber, baby blue, avocado, stub, smoke, beige, blue, achromatic, cinder, spark, ember, soot, wood coal, ash, brand.

Usage examples for charcoal

  1. Charcoal was also used. – Our Legal Heritage, 4th Ed. by S. A. Reilly
  2. I thought it might be the hotel, but Sir Lionel said he feared it was more probably the window of some remote cottage or charcoal burner's hut. – Set in Silver by Charles Norris Williamson and Alice Muriel Williamson
  3. There are rare and remarkable trees here,- acomats, courbarils, balatas, ceibas or fromagers, acajous, gommiers;- hundreds have been cut down by charcoal makers; but the forest is still grand. – Two Years in the French West Indies by Lafcadio Hearn