decadent – marked by excessive self-indulgence and moral decay

deceitful – marked by deliberate deceptiveness

defamatory – harmful and often untrue; tending to discredit or malign

deficient – inadequate in amount or degree

deference – courteous regard for people’s feelings

deliberation – careful consideration

delinquent – a young offender

delirious – experiencing hallucinations

demeanor – the way a person behaves toward other people

desultory – marked by lack of definite plan or regularity or purpose

detrimental – causing harm or injury

devitalize – sap of life or energy

dialysis – separation of substances in solution by means of their unequal diffusion through semipermeable membranes

dichotomy – a classification into two opposed parts or subclasses

dilapidated – in a state of decay, ruin, or deterioration

diligently – in a hard-working manner

dinette – a small area off of a kitchen that is used for dining

diphtheria – acute contagious infection caused by the bacterium Corynebacterium diphtheriae; marked by the formation of a false membrane in the throat and other air passages causing difficulty in breathing

disastrous – having extremely unfortunate or dire consequences

discernible – perceptible by the senses or intellect

discoloration – the act of changing something by making it duller or dingier

discotheque – a public dance hall for dancing to recorded popular music

discourteous – showing no courtesy; rude

discrepancy – a difference between conflicting facts or claims or opinions

disintegrate – break into parts or components or lose cohesion or unity

dispossess – deprive of the possession of real estate

diurnal – having a daily cycle or occurring every day

What do you think?