abominable, airsickness, bland, blandness, cloying, colourless, drab, featureless, fulsome, insipid, lack, nauseating, nauseous, neuter, nonblank, nondescript, null, pallid, queasy, sapless,
sick, sickly, soupy, stale, tasteless, toneless, uncoloured, unpalatable, unsavoury, vapid, wearied, weary