Catching a wink is a common phrase that means to take a quick nap or rest. However, there are several antonyms to this expression that convey the opposite meaning. Some antonyms include: staying awake, remaining vigilant, being alert, and keeping awake. These words imply that one is not sleeping or taking a break, but instead is actively paying attention and staying focused. In contrast, catching a wink suggests a moment of relaxation or inaction. Therefore, it is important to understand the context in which these words are used, as they can convey very different meanings depending on the situation.