| A | B |
| catalyst | stimulates or speeds a reaction or change |
| catholic | universal; wide-ranging |
| cavort | leap about in a sprightly manner |
| chafe | irritate as if by friction or rubbing |
| charisma | charm; appeal; personal magnetism |
| chauvinist | one with fanatical devotion to country, sex, or religion |
| chicanery | trickery; a ruse |
| choleric | easily angered |
| dally | to waste time; dawdle |
| dastardly | mean and cowardly; malicious |
| daub | to paint unskillfully; smear |
| daunt | to make afraid or discouraged; intimidate |
| dawdle | to waste time; loiter; dally |
| debonair | charming; gracious; elegant, self-confident manner |
| decadence | moral deterioration, decay; decline |
| declaim | speak in a dramatic, pompous manner |
| deify | to make a god of |
| defunct | no longer in existence |
| delete | to take out; cross out; erase |
| delude | to mislead; to fool |