Maria, a 28-year-old woman, has been experiencing increased feelings of nervousness and apprehension over the past few months. She often finds herself worrying excessively about her job performance and personal relationships. These feelings are not just occasional; they have become persistent to the point where they interfere with her daily life. In her last therapy session, the clinician discussed the possibility that Maria may be experiencing an anxiety disorder characterized by excessive and uncontrollable worry. This disorder is commonly known as __________.