substandard
1 of 1adjective/sʌbˈstændərd/
Forms:more substandard,most substandard
1
having a quality or level below what is considered acceptable
- The company recalled the substandard products due to safety concerns.
- His substandard performance in the exam led to a low grade.
- The building's substandard materials made it unsafe for residents.
- They rejected the substandard work and requested a revision.
- The substandard service at the restaurant left many customers dissatisfied.