absence of mind, absurdity, agnosticism, aimlessness, aridity, asininity, barrenness, battiness, big deal, blank, blank mind, blankmindedness, blankness, bloodlessness, bootlessness, brainlessness, buffoonery, callowness, calm of mind, characterlessness, clean slate, clownishness, colorlessness, counterproductiveness, counterproductivity, crackpottedness, crankiness, craziness, daffiness, dead letter, deadness, desipience, dismalness, dottiness, dragginess, dreariness, dryness, dullness, dustiness, eccentricity, effeteness, emptiness, emptiness of mind, empty sound, empty space, empty-headedness, etiolation, failure, fallow mind, fatuity, fatuousness, fecklessness, flatness, flavorlessness, flimsiness, folly, foolery, foolheadedness, foolishness, frivolity, frivolousness, fruitlessness, futility, giddiness, goofiness, greenhornism, greenness, heaviness, hiatus of learning, hollowness, idiocy, idleness, ignorance, ignorantism, ignorantness, imbecility, impotence, ineffectiveness, ineffectuality, ineffectualness, inefficaciousness, inefficacy, ineptitude, inexcitability, inexperience, innocence, insanity, insignificance, insipidity, insipidness, invalidity, jejuneness, jejunity, know-nothingism, knowledge-gap, lack of information, leadenness, levity, lifelessness, lightness, lowness of spirit, lunacy, madness, meaninglessness, mental blankness, mental void, mere noise, mildness, mindlessness, nescience, niaiserie, nirvana, noise, nonsensicality, nothing, nothingness, nugacity, nullity, nuttiness, oblivion, obscurantism, otiosity, paleness, pallor, passivity, phatic communion, pointlessness, pokiness, ponderousness, preposterousness, profitlessness, purposelessness, queerness, quietism, rat race, rawness, saplessness, sappiness, savorlessness, screwiness, senselessness, shallowness, silliness, simpleness, simplicity, slenderness, slightness, slowness, solemnity, spiritlessness, staleness, sterility, stiffness, stodginess, stuffiness, stupidity, superficiality, tabula rasa, tastelessness, tediousness, the absurd, thinness, thoughtfreeness, thoughtlessness, tranquillity, triflingness, triteness, triviality, trivialness, unacquaintance, unfamiliarity, unintelligence, uninterestingness, unknowing, unknowingness, unliveliness, unmeaningness, unproductiveness, unprofitability, unprofitableness, unripeness, unsavoriness, unsignificancy, uselessness, vacancy, vacuity, vacuousness, vacuum, valuelessness, vanity, vapidity, vapidness, vicious circle, void, wackiness, weakness, weirdness, wishy-washiness, witlessness, woodenness, worthlessness, zaniness, zanyism