Saccus is a Latin word that means 'bag' or 'sack'. There are several synonyms for saccus such as pouch, sack, bag, handbag, backpack, knapsack, carryall, tote, and purse. Each of these synonyms has a slightly different connotation, depending on the context in which it is used. A pouch, for example, is typically smaller than a sack, and often used to carry smaller items such as jewelry or coins. A backpack, on the other hand, is a larger bag that is used to transport books or other supplies. Whatever the synonym used, each conveys the idea of a container designed for carrying items.