mindlessness (n.)
- acedia
- acuteness
- animality
- apathy
- asininity
- ataraxia
- atrocity
- barbarity
- blindness
- bloodlust
- brutality
- buffoonery
- carelessness
- casualness
- crankiness
- craziness
- deafness
- destructiveness
- detachment
- disinterest
- dispassion
- disregard
- easygoingness
- eccentricity
- extremity
- fatuity
- fatuousness
- ferociousness
- fierceness
- folly
- foolery
- foolishness
- force
- frivolity
- frivolousness
- furiousness
- giddiness
- harshness
- heedlessness
- idiocy
- ignorance
- imbecility
- impetuosity
- inanity
- inattention
- incapacity
- inclemency
- incognizance
- incomprehension
- ineptitude
- inhumanity
- insanity
- insensibility
- insouciance
- intensity
- irrationality
- listlessness
- lunacy
- madness
- malignity
- mercilessness
- murderousness
- negligence
- nonchalance
- pitilessness
- queerness
- recklessness
- rigor
- roughness
- savagery
- senselessness
- severity
- sharpness
- silliness
- sloth
- stupidity
- terrorism
- thoughtlessness
- triviality
- unawareness
- unconcern
- unconsciousness
- unmindfulness
- unwiseness
- vandalism
- vehemence
- venom
- viciousness
- violence
- virulence
- weirdness