KPS, which stands for Karnofsky performance scale, is a commonly used method of evaluating a patient's functional ability in a healthcare setting. Synonyms for KPS include performance status, functional status, and activity level. Other synonyms can include quality of life score, health status, and overall well-being. These terms are used to assess a patient's ability to perform daily living activities and provide insight into their overall health and recovery. The use of synonyms for KPS allows healthcare professionals to communicate in a clear and concise manner when discussing a patient's medical condition.