Dinghy
Part of speech: noun
Definition: A small open boat, propelled by oars or paddles, carried as a tender, lifeboat, or pleasure craft on a ship An inflatable rubber life raft
Dory
Part of speech: noun
Definition: A small flat bottomed boat used for fishing both offshore and on rivers.Any of several different families of large-eyed, silvery, deep-bodied, laterally compressed, and roughly discoid marine fish.