Agony is a painful and distressing experience that can be caused by physical, emotional, or psychological factors. There are many words that can be used as synonyms for agony, including suffering, torment, misery, anguish, pain, distress, and heartache. These words all convey a sense of intense discomfort and struggle that can be overwhelming and difficult to bear. Other synonyms for agony include anguish, affliction, tribulation, and affliction. Whether it's physical pain or emotional turmoil, experiencing agony can be a deeply challenging and difficult experience, and finding a way to cope with it can be a critical part of healing and recovery.