quality
/ˈkwä-lə-tē/
noun
her ethereal quality
had a quality of stridence, dissonance
quality property character attribute mean an intelligible feature by which a thing may be identified. quality is a general term applicable to any trait or characteristic whether individual or generic. property implies a characteristic that belongs to a thing's essential nature and may be used to describe a type or species.
adjective
being of high quality
noun
a program for the systematic monitoring and evaluation of the various aspects of a project, service, or facility to ensure that standards of quality are being met