decimate
kill one in every ten, as of mutineers in Roman armies
deciduous
(of plants and shrubs) shedding foliage at the end of the growing season
decorum
propriety in manners and conduct
decoy
something used to lure fish or other animals into danger so they can be trapped or killed
decrepitude
a state of deterioration due to old age or long use
deface
mar or spoil the appearance of
defection
withdrawing support or help despite allegiance or responsibility
defer
yield to another's wish or opinion
deference
courteous regard for people's feelings
defile
make dirty or spotty, as by exposure to air; also used metaphorically
defrock
divest of the frock; of church officials
deify
exalt to the position of a God
deign
do something that one considers to be below one's dignity
delineate
represented accurately or precisely
deplore
express strong disapproval of
derelict
a person without a home, job, or property
denigrate
charge falsely or with malicious intent; attack the good name and reputation of someone
denouement
the outcome of a complex sequence of events