Troches are small medicated tablets that are meant to be slowly dissolved in the mouth. They are often used to treat ailments such as coughs, sore throats, and canker sores. There are several synonyms for the word "troches" that can be used to describe these small tablets. These include lozenges, pastilles, and medicated sweets. Lozenges are perhaps the most commonly used synonym for troches and are commonly found in stores and pharmacies. Pastilles are similar to lozenges but are usually used to describe smaller sized medicated tablets. Medicated sweets are also a popular term used to describe troches due to their sweet taste.