Stoics, known for their mental and emotional toughness, had a variety of synonyms. One such term is "stoical," which refers to the highly disciplined and controlled behavior of the stoics. Another word that describes the stoics' philosophy is "fatalistic." This refers to the idea that everything is predetermined and inevitable, and therefore it is pointless to try to change one's fate. Additionally, the word "uncomplaining" is often used to describe the stoics, as they believed in accepting life's challenges without complaint. Lastly, the term "resigned" captures the idea that stoics accept whatever comes their way with a sense of calmness and resignation. Overall, these synonyms highlight the stoics' unwavering strength and resilience in the face of adversity.