"Low quality" is a term that can be used to describe a variety of items that do not meet the desired standard of quality. There are several synonyms for this term. One of the most commonly used synonyms is "poor quality". This term is often used to describe products that are made with low-grade materials and do not meet the required level of performance. Other synonyms that can be used in place of "low quality" include "inferior", "substandard", "cheap", "shoddy", "below par", and "unacceptable". It is important to use the appropriate synonym depending on the context and the severity of the issue, as some of these terms may be more appropriate than others.