analgesia, anesthesia, aridity, barrenness, bloodlessness, callousness, characterlessness, colorlessness, dismalness, dragginess, dreariness, dryness, dullness, dustiness, effeteness, electronarcosis, emptiness, etiolation, flatness, flavorlessness, heaviness, hollowness, impassibility, imperception, imperceptiveness, imperceptivity, impercipience, inanity, inconsiderateness, inexcitability, insensibility, insensibleness, insensitiveness, insensitivity, insentience, insipidity, insipidness, jejuneness, jejunity, leadenness, lifelessness, lowness of spirit, mildness, muffled tone, mutedness, narcosis, narcotization, numbness, obtuseness, paleness, pallor, pins and needles, pointlessness, pokiness, ponderousness, saplessness, savorlessness, slowness, solemnity, spiritlessness, staleness, sterility, stiffness, stodginess, stuffiness, superficiality, tastelessness, tediousness, thick skin, thinness, unfeeling, unfeelingness, uninterestingness, unliveliness, unperceptiveness, unsavoriness, vapidity, vapidness, veiled voice, voce velata, weakness, wishy-washiness, woodenness