The word "doona" is predominantly used in Australia and is synonymous with "duvet" or "comforter" in other English-speaking countries. Some other synonyms for the word "doona" include "quilt," "bedspread," "blanket," and "coverlet." These words are all used to describe the large, fluffy bedding that is used to keep warm during the colder months of the year. While the word "doona" is not as familiar outside of Australia, its synonyms are widely recognized and used around the world. Whatever word you prefer to use for this cozy bedding item, the important thing is that it keeps you warm and comfortable throughout the night.