incuriosity

Incuriosity \In*cu`ri*os"i*ty\, n. [L. incuriositas: cf. F.
   incurosit['e].]
   Lack of curiosity or interest; inattentiveness; indifference.
   --Sir H. Wotton.
   [1913 Webster]
    

59 Moby Thesaurus words for "incuriosity":
      absentmindedness, accidia, acedia, apathy, ataraxia, ataraxy,
      carelessness, casualness, detachment, disinterest, dispassion,
      disregard, disregardfulness, distraction, easygoingness,
      flightiness, flippancy, frivolousness, giddiness, heedlessness,
      inadvertence, inadvertency, inattention, inattentiveness,
      inconsideration, indifference, indiscrimination, inexcitability,
      inobservance, insouciance, lack of affect, lackadaisicalness,
      levity, lightmindedness, listlessness, mindlessness, negligence,
      nonchalance, nonobservance, obliviousness, pococurantism,
      recklessness, regardlessness, shallowness, sloth, superficiality,
      thoughtlessness, unalertness, unanxiousness, unawareness,
      unconcern, unconsciousness, unheedfulness, unintentiveness,
      unmindfulness, unobservance, unsolicitousness, unwariness,
      unwatchfulness