Antonyms for bliss

ecstasy:

sadness, misery, unhappiness, upset, sorrow, woe, depression, grief.

noun:

gehenna, gloom, dejection, cheerlessness, inferno, disheartenment, doldrums, dispiritedness, despondency, melancholy, purgatory, pandemonium, joylessness, wretchedness, limbo, pit, woefulness, abyss, misery, Desolateness, downheartedness, plaintiveness, agony, calamity, perdition, netherworld, mournfulness, sufferance, ill-being, desolation, gloominess, underworld, blues.