👉 Tongueproof is a term used in the medical field to describe the process of improving the quality and functionality of a person's speech or voice. It involves several steps, including regular practice, vocal therapy, and the use of special equipment such as a mouth guard. In essence, tongueproofing refers to the process of making sure that a person's speech is clear, articulate, and free from any impediments that could affect their ability to communicate effectively. This may include things like proper pronunciation