| A | B |
| deodorant | preparation that neutralizes unpleasant odors |
| decrease | make or become less |
| discontinue | put a stop to; break off |
| disrespect | rudeness; impoliteness |
| nonviolent | opposing violence |
| nonstop | without stopping |
| nonfiction | prose literature that deals with real people and events rather than imaginary ones |
| unbreakable | not easily broken |
| undefeated | not being overcome in a contest or conflict |
| unfortunately | in an unlucky way or manner |
| dehydrate | take water or moisture from |
| decline | turn away from doing; refuse politely |
| disability | lack of ability or power; something that disables |
| disgraceful | causing loss of honor or respect |
| discourage | lessen the confidence of; dishearten |
| nonexistent | having no being |
| nonprofit | not for revenue |
| nonpoisonous | not venomous |
| unemployment | being out of work |
| unconscious | not able to think or feel |
| dehumidifier | remove moisture from |
| disenchanted | set free from illusion |
| nonessential | not necessary |
| unpredictable | uncertain; changeable |
| unbusinesslike | without system or method; not efficient |