Toothpowder, also known as dentifrice, is a common dental hygiene product used to clean and polish teeth. Other synonyms for toothpowder include oral cleanser, tooth polish, dental powder, and toothpaste powder. These terms all refer to the same type of product used in dental care. Toothpowder typically consists of a combination of active ingredients such as fluoride, baking soda, and other abrasives to help remove dental plaque and clean teeth. It is often used in combination with a toothbrush to achieve optimal dental hygiene. Overall, the different synonyms for toothpowder all refer to a type of dental product used to promote healthy teeth and gums.