absentmindedness (n.)
- absorption
- abstractedness
- abstraction
- bemusement
- carelessness
- daydream
- daydreamer
- daydreaming
- disregard
- distraction
- dream
- dreaming
- engrossment
- fantasy
- flightiness
- flippancy
- forgetfulness
- forgiveness
- frivolousness
- giddiness
- heedlessness
- inadvertence
- inadvertency
- inattention
- inattentiveness
- inconsideration
- indifference
- levity
- muse
- musing
- negligence
- nirvana
- nonobservance
- obliteration
- oblivion
- obliviousness
- preoccupation
- reverie
- shallowness
- stargazing
- study
- superficiality
- thoughtlessness
- trance
- unawareness
- unconsciousness
- unmindfulness
- unwariness
- woolgathering