What is another word for coarsen?
Pronunciation: [kˈɔːsən] (IPA) 
Coarsen refers to a process of making something rougher, less refined, or more basic. Some synonyms for coarsen are roughen, toughen, harden, thicken, stiffen, solidify, solidate, indurate, strengthen, and fortify. These words can be used to describe physical objects, materials, or even feelings. For example, you can say that the air coarsened with the onset of winter, or that the skin on your hands coarsened from manual labor. You can also talk about coarsening emotions or attitudes, such as when someone's demeanor becomes rough, insensitive, or uncouth. Overall, coarsen and its synonyms convey a sense of something becoming rougher or less refined.
