| A | B |
| Remiss | Lax in attending to duty |
| Remonstrate | To say or plead in protest, objectionor reproof |
| Reprehend | To reprove |
| Repress | To hold back ; restrain |
| Requiem | A mass for a deceased person or persons |
| Resourceful | Readily able to act effectively |
| Respiration | The act or process of inhaling and exhaling |
| Retainer | A person or thing that keeps or retains, or a legal fee |
| Retribution | Something given or demanded in repayment |
| Rift | A fault; Break in friendly relations: or to split open and break or shallow waterway |
| Rivulet | A small brook or strem |
| Ruminate | To chew cud, mediate at length |
| Sadistic | Characterized by sadism, deliberately cruel |
| Sagacious | Possesing or showing sound judgment and keen perception; wise |
| Satiate | To satisfy |
| Scenario | AN outline of a plot |
| Scintillate | To throw off sparks or to flash |
| Scruple | Ethical objection to certain actions |
| sedulous | Diligent: painstaking |
| Senile | Characteristic pretaining to old age |