What is another word for coaler?
Pronunciation: [kˈə͡ʊlə] (IPA) 
The word "coaler" refers to a ship that carries coal as its primary cargo. There are a few synonyms for this term, including collier, coal carrier, coal hauler, and coal freighter. Each of these terms emphasizes the ship's primary function, carrying coal from one place to another. While coal transportation has declined in recent years due to the shift towards renewable energy sources, coalers played a critical role in powering industrialized nations during the 19th and 20th centuries. Today, many coalers have been repurposed or retired, but the term remains a reminder of the significant role coal played in shaping the modern world.
