rip-roaring Antonyms

not busy wearisome vanilla tiresome tiring tedious slack repetitive repetitious quiet ponderous uninteresting uneventful unstimulating unexciting unimaginative unvaried soul-destroying nonoperating plain vanilla mind-numbing uninspiring colourless pedestrian peaceful passionless humdrum flat DRY dreary drab depressed dead commonplace boring bland idle impassive ordinary monotonous lifeless leaden lazy lacklustre jejune insipid inoperative inactive banal