soul-destroying Synonyms

unrelieved tiring tired tedious stodgy stale spiritless soulless routine repetitive repetitious tiresome trying vanilla unexciting unvaried plain vanilla unvarying mind-numbing uninspiring colourless uneventful uninteresting wearisome quotidian prosaic frustrating flat featureless dreary deadly commonplace colorless characterless boring bland heartbreaking humdrum insipid pedestrian passionless ordinary normal mundane monotonous mechanical lifeless lacklustre irksome banal