beast of burden Synonyms

jument beasts of burden sledge dog malamute water buffalo transporter sumpter slave shipper roan roadster reindeer plodder swot Bactrian camel sumpter animal sumpter mule sumpter horse baggage animal plow animal pack horse draft animal workhorse slogger galley slave work animal pack animal palfrey oxen courser conveyor colt cob cattle carrier burro bidet beaver beast ass cow donkey drogher mule indefatigableness husky hemionus heifer hack grindstone