| A | B |
| dissemble | disguise; pretend |
| dissertation | formal essay |
| dissident | dissenting |
| dissimulate | pretend |
| dissipate | squander; waste; scatter |
| dissolute | loose in morals |
| dissolution | breaking of a union; decay; termination |
| dissonance | discord |
| dissuade | persuade not to do; discourage |
| distant | reserved or aloof; cold in manner |
| distill | extract the essence; purify |
| distinction | honor; contrast; discrimination |
| distort | twist out of shape |
| distraught | uupset; distracted by anxiety |
| diurnal | daily |
| diva | operatic singer |
| diverge | vary; go in different directions from the same point |
| diverse | differing in some characteristics; various |
| diversion | act of turning aside; pastime |
| diversity | variety; dissimilitude |
| divest | strip; deprive |
| divine | perceive intuitively |
| divulge | reveal |
| docile | obedient; easily managed |
| doctrinaire | unable to compromise about points of doctrine; dogmatic |
| doff | take off |
| dogged | determined; stubborn |
| doggerel | poor verse |
| doldrums | blues; listlessness; slack period |
| doleful | sorrowful |
| dolt | stupid person |
| domicile | home |
| domineer | rule over tyrannically |
| don | put on |
| doodle | scribble or draw aimlessly; waste time |
| dormant | sleeping; lethargic; latent |
| dormer | window projecting from roof |
| dossier | file of documents on a subject |
| dote | be excessively fond of; show signs of mental decline |
| douse | plunge into water |
| dowdy | slovently; untidy |
| downcast | disheartened; sad |
| drab | dull; lacking color |
| draconian | extremely severe |
| dregs | sediment; worthless residue |
| drivel | nonsense; foolishness |
| droll | queer and amusing |
| drone | idle person; male bee |
| drone | talk dully |
| dross | waste matter; worthless impurities |
| drudgery | menial work |
| ductile | malleable; flexible; pliable |
| dulcet | sweet sounding |
| dumbfound | astonish |