Odor is a way of describing an unpleasant smell. However, there are many synonyms for the word odor that convey different nuances and associations. Some of these might include stench, reek, scent, fragrance, aroma, musk, whiff, perfume, and cologne. Stench and reek refer to strong and unpleasant smells, while scent, fragrance, and aroma indicate more pleasant smells. Musks and perfumes are often associated with attractive scents used for cosmetic or personal purposes, while whiff and cologne may refer to more subtle or distinct notes. While each of these synonyms for odor has its own connotations, they all describe the presence of a particular smell.