Walter Mitty
absence of mind
absent
absentminded
absentmindedness
absorbed
absorption
abstracted
abstractedness
abstraction
bemused
bemusement
brown study
castle-building
daydream
daydreamer
daydreaming
daydreamy
depth of thought
dream
dreaming
dreamy
drowsing
ecstatic
elsewhere
engrossed
engrossment
fantasy
fantasying
faraway
fit of abstraction
half-awake
in a reverie
in the clouds
lost
lost in thought
meditative
moonraking
muse
museful
musefulness
musing
muted ecstasy
napping
nodding
oblivious
pensive
pipe dream
pipe-dreaming
preoccupation