Hot-tempered is an adjective used to describe someone who easily loses their temper. Some antonyms for this term include calm, collected, placid, composed, and tranquil. These words describe individuals who are able to remain level-headed even in frustrating situations. Other antonyms for hot-tempered include patient, tolerant, and understanding. These terms describe individuals who are willing to listen without judgment and take their time to reflect and respond rather than react impulsively. Finally, some antonyms for hot-tempered include affectionate, friendly, and caring. These words describe individuals who prioritize positivity, relationships, and respect in their interactions with others.