"Haste makes waste" is a proverb that warns us about the ill effects of being hasty. However, there are many synonyms that can be used to convey the same message. For instance, "more haste, less speed" highlights the idea that hurrying can lead to errors and slow down progress in the long run. "Act in haste, repent at leisure" suggests that rushing into a decision can lead to regret and consequences that may be difficult to reverse. "Rush hour brings on rash hour" is another way to emphasize the perils of being hasty and reckless. Overall, these synonyms for "haste makes waste" serve as reminders to pause, think, and proceed with caution.