The expression "puts in to a funk" means to become unhappy, depressed or disheartened. Some antonyms for this phrase would include "brightens up", "cheers up", "encourages", "inspires", and "motivates". These words connote a sense of positivity and optimism, rather than negativity and despondency. A person who is motivated and inspired is likely to feel energized and enthusiastic, while someone who is in a funk may struggle with low energy and a lack of interest. Therefore, it is important to identify ways to combat a funk and to find ways to brighten up one's mood through positive influences, such as fun activities, exercise, or engaging with supportive friends and family.