What are the opposite words for quality?

Quality is an important aspect of any product or service. It is the measure of excellence that is used to determine the level of satisfaction that a customer can derive from consuming that product or service. Some of the antonyms for the word "quality" include inferiority, poor quality, and bad quality. These words relate to instances where products or services are of low standards, and do not meet the expectations of customers. Other antonyms for quality include substandard, inadequate, imperfect, unprofessional, and unsatisfactory. These are all words that describe products or services that are not up to the mark, and do not meet the required standards of quality.

Antonym of the day