Lice like to be close to a warm body all the time and will not stay for long periods of time in clothing that is not being worn, bedding, and other places.
down
doubles
downer
dough
doubtless
downgrade
doubtfully
downhill
downhearted
download
doubt
downplay
downstate
downstream
downtown
downstairs
downturn
downward
downwind
draftsman
drag
dragon
drafty
drama
drapery
drastic
dramatics
drawer
dread
dreadful
dress
dreary
dressmaker
drier
dried
driver
droll
drop
drone
drizzle
drooping
driving
drowsiness
drug
slept
tower
underline
drudge
dwarves
dynamo
spite