common commonplace down-to-earth dull earthy flat hard hard-boiled hardheaded humdrum insipid matter-of-fact mundane ordinary pedestrian plain poetryless positivistic practical practical-minded pragmatic prosaic prosing prosy rational realist realistic reasonable sane scientific scientistic secular sensible sober sober-minded sound sound-thinking straight-thinking tiresome unembellished unideal unimaginative unimpassioned unpoetic unromantic unsentimental vapid worldly