There are many words that can be used as synonyms for the word "Dorser." Some of these words include backpack, knapsack, rucksack, sack, pack, and kitbag. A dorser or backpack is a type of bag that is carried on one's back, typically used to carry items when hiking or traveling. A knapsack and rucksack are also similar to a dorser, but have specific designs and are generally geared towards military use. Sack, pack, and kitbag are more general terms that can be used to refer to any type of bag or container used for carrying items. Regardless of the word used, a dorser or other type of bag serves as a practical and functional item for anyone who needs to carry items on the go.