Manduction, which refers to the act of chewing, can be expressed using various synonyms that we can use in our daily communications. Some of the commonly used synonyms include mastication, mauling, crunching, gnawing, and champing. Mastication refers to the process of grinding food between the teeth, while mauling denotes the action of crushing or chewing food with great force. Crunching refers to the sound made while crushing or grinding food, whereas gnawing refers to the act of chewing persistently. Champing, on the other hand, refers to the act of vigorous chewing or biting. These synonyms help us to diversify our communication and enhance our language skills by using different words to express the same thing.