An "aggrieved patient" is someone who feels wronged or mistreated by healthcare professionals or the healthcare system. There are several synonyms for this term that can be used interchangeably. One synonym is "discontented patient," which refers to a patient who is dissatisfied with the care they received. Another synonym is "malcontent patient," which emphasizes the patient's dissatisfaction and discomfort. "Disgruntled patient" is another synonym that conveys a sense of anger and resentment towards healthcare professionals. Lastly, "dissatisfied patient" is a more general term that can be used to describe someone who did not receive the expected level of care or attention. All these synonyms are useful in describing patients who are unhappy with their medical care.