Gloominesses describe a state of being sad or morose, where everything seems dark and hopeless. The antonyms for this feeling encompass the opposite emotions that could be felt. Joyfulness, cheerfulness, and happiness represent the positive emotions that could oppose gloominesses. Vibrancy, sparkle, and effervescence are the opposite of the dull emotions that could cause gloominesses. The antonyms for gloominesses represent a positive outlook on life, where every tough situation could be tackled with the right frame of mind. These opposing emotions bring positivity and happiness to life, which could be a true antidote to gloominesses.