Cheap and nasty is a commonly used term to describe something that is of poor quality and has a negative connotation. However, there are several synonyms that can be used in place of this phrase, including shoddy, tacky, substandard, inferior, low-quality, and flimsy. Each of these words denotes something that is of low value or quality and is not worth investing in. Shoddy refers to something poorly made, whereas tacky suggests a lack of taste and refinement. Substandard denotes something below average, and inferior means something of lower quality. Low-quality conveys something that is of a poor standard, and flimsy refers to something that is easily broken or damaged. Using these synonyms, people can express the same sentiment as "cheap and nasty" in a more tactful and respectful way.