Multiple choice softskills communication Antonym of Saturnine Gloomy Good-Natured Dull Morose Reveal answer Fill a bubble to check yourself B Correct answer Explanation 'Saturnine' describes a gloomy, melancholic temperament or demeanor. 'Good-Natured' means cheerful and friendly, making it the antonym. Gloomy, dull, and morose are all synonyms for saturnine.