absence
absence of mind
appointment
bareness
barrenness
berth
billet
blank
blank mind
blankmindedness
blankness
bleakness
breach
calm of mind
chasm
deficiency
deprivation
desertedness
desolateness
employment
emptiness
emptiness of mind
empty-headedness
engagement
fallow mind
fatuity
foolishness
gap
gig
hiatus
hollowness
idleness
inanition
inanity
incomprehension
incumbency
intermission
jejunity
job
lacuna
leisure
listlessness
mental blankness
mental void
moonlighting
negation
negativeness
negativity
space
vacant
vacate
apathy
helplessness
loneliness
nothingness
solitude