| A | B |
| replete | filled to the brim; abundantly supplied |
| reverent | respectful |
| rhetorical | having to do with verbal communication |
| rigor | severity; exactness |
| rudimentary | not developed; elementary; crude |
| sagacious | wise; cunning; perceptive |
| sanguine | optimistic; cheery |
| satirical | mocking |
| saturate | to soak thoroughly |
| scanty | inadequate; sparse; meager |
| scrupulous | conscientious; extremely thorough |
| sedentary | requiring sitting |
| serenity | calmness; placidity |
| servile | slavishly submissive; fawning |
| sinecure | job that requires little work but provides compensation |
| solemnity | seriousness; gravity |
| spurious | false; counterfeit |
| squalor | filth; degradation |
| stoic | impassive; non-emotive |
| strident | loud and harsh; insistent |
| stupefy | to make numb; to stun; to amaze |
| substantiate | to establish by evidence; to verify |
| supercilious | condescendingly arrogant; haughtily contemptuous |
| superfluous | excessive; unnecessary |
| supplant | to replace; to usurp |