Demetallize is a verb that refers to the act of removing metal from a substance or object. There are various synonyms for this term, and some of them include de-metalize, decarburize, unalloy, and de-ferrize. Demetallization is the process of removing metal from various materials like steel, alloys, ores, and minerals. The demetallization process can be achieved through various techniques like metallurgical processes, chemical processes, or mechanical methods. The purpose of demetallizing is to remove any impurities or reduce the metal content in the material. Using synonyms like de-metalize or unalloy can help to communicate the same meaning without repetition and enriching the writing.