Foul odour is a common problem and can make us feel uncomfortable, embarrassed or even sick. However, there are several synonyms for foul odour that can be used to convey the same meaning in a more subtle or descriptive way. Some common synonyms for foul odour include stench, reek, stink, odor, aroma, smell, whiff, funk, and scent. These words offer more specific ways of describing bad smells, such as a pungent odor, a sour scent, or a musty aroma. By using synonyms like these, we can add depth and variety to our language while still conveying the same sense of unpleasant smell.