The word "dis-temper" generally means a state of unrest or agitation. Its antonyms, therefore, would be words that describe calmness and tranquility. Some examples of antonyms for "dis-temper" could include words like composure, serenity, poise, equanimity, placidity, tranquility, and peacefulness. These words describe a state of being that is the opposite of dis-temper, where one is able to remain calm and collected even in the face of chaos or adversity. By focusing on maintaining these qualities, individuals can cultivate a mental state that allows them to be more peaceful and grounded, even when things around them are in disarray.