The word 'in daze' refers to a state of confusion or disorientation. The antonym for 'in daze' would be a state of clarity and alertness. Some words that can be used to express this antonym include clear-headed, focused, alert, perceptive, attentive, and lucid. These words describe a cognitive state in which a person is fully aware of their surroundings, thinking clearly, and able to concentrate on the task at hand. Being in a state of clarity and alertness can improve productivity, decision-making, and overall cognitive function. Thus, it's important to strive for this state and to avoid being 'in daze.