Made short work of is an idiomatic expression that means to complete a task quickly and efficiently. Its antonyms are expressions that indicate a gradual or slow accomplishment of a task. Some of the antonyms for made short work of are dragged one's feet, dilly-dallied, procrastinated, put off, delayed, took one's time, and stretched out. These expressions indicate a lack of urgency, procrastination, or slow progress, which is the opposite of making short work of something. While making short work of something may be commendable in certain circumstances, taking one's time and being deliberate can sometimes lead to better outcomes. It all depends on the situation, context, and goals at hand.