cursory
hasty; superficial; without attention to detail
dearth
a scarcity; a lack; too small a supply of something
debase
to lower the character or worth of something
decimate
to destroy or kill a large part of
decorum
proper action, speech and dress; good manners and behavior
defile
to spoil; to make disgusting
defunct
no longer in existence or functioning; dead or extinct
delectable
pleasing; delightful; delicious
disrupt
to break up; to throw into disorder