noun
melancholy, depression
Synonyms: anguish, bitterness, blue devils, blue funk, blues, catatonia, chagrin, cheerlessness, dejection, desolation, despair, despondency, disconsolateness, discouragement, dismals, distress, doldrums, dolor, downheartedness, dullness, dumps, foreboding, grief, heaviness, heavy-heartedness, horror, low spirits, malaise, misery, misgiving, mopes, morbidity, mourning, oppression, pensiveness, pessimism, sadness, saturninity, sorrow, unhappiness, vexation, weariness, woe
Antonyms: animation, cheer, contentedness, encouragement, happiness, joy, sparkle, vivaciousness
noun
darkness, blackness
Synonyms: bleakness, cloud, cloudiness, dimness, dullness, dusk, duskiness, gloominess, murk, murkiness, obscurity, shade, shadow, twilight
Antonyms: brightness, light, sunniness