The phrase "more double time" implies a quick and urgent pace, but its antonyms suggest a slower, more deliberate approach. Some possible antonyms include "leisurely," "plodding," "deliberate," or "slow-paced." These words suggest a more relaxed or measured pace, with less emphasis on speed and urgency. Another possible antonym for "more double time" might be "steady," which suggests a consistent, reliable pace that is neither too fast nor too slow. Whatever the antonym, it underscores the importance of balancing speed and efficiency with caution and accuracy, in order to achieve the best possible results.