The phrase "cuts quick" is often used to describe something that is sharp or efficient. However, there are several antonyms to this phrase that describe something slower or less effective. For example, "drags slow" could be an antonym for "cuts quick". This phrase suggests that something is sluggish or unproductive. Another antonym could be "blunts dull", indicating that something is not sharp or effective in its task. "Slows down" or "halts progress" could also be antonyms for "cuts quick", suggesting that something is hindering or blocking progress. These antonyms provide a contrast to the original phrase, highlighting the importance of context and purpose in language.