Hydrargyrum, also known as mercury, is a chemical element that is considered toxic and has many synonyms. Some of the common synonyms for hydrargyrum include quicksilver, liquid silver, mercurial, cinnabar, azoth, and argyrum vivum. These synonyms have derived from various languages like Latin, Greek, and Arabic and are widely used in different fields such as medicine, alchemy, and chemistry. Mercury has been used in various rituals and beliefs too, and these synonyms have added more significance and depth to its meanings. It is important to understand the synonyms for hydrargyrum to avoid confusion and ensure the safe handling and usage of the chemical element.