dullness
hebetude
idleness
inactivity
indolence
inertness
laggardness
languidness
languor
lassitude
laze
laziness
lethargy
lifelessness
phlegm
pococurantism
shiftlessness
sloth
slothfulness
slouch
stagnation
torpor
inactiveness
inertia
pace
rate
apathy
deadness
drowsiness
feebleness
heedlessness
improvidence
indecision
inefficiency
listlessness
numbness
restlessness
self-indulgence
slackness
thievishness
thoughtlessness
timidity