| Sentense | One Word | Hindi Meaning |
| Someone who attacks cherished ideas or traditional institutions | Iconoclast | |
| Who behaves without moral principles | Immoral | |
| A person who is incapable of being tampered with | Impregnable | |
| One who shows sustained enthusiastic action with unflagging vitality | Indefatigable | |
| Making marks that cannot be removed | Indelible | |
| Certain to happen | Inevitable | |
| Incapable of making mistakes or being wrong | Infallible | |
| Killing of infants | Infanticide | |
| A place in a large institution for the care of those who are ill | Infirmary | |
| One who is unable to pay his debts | Insolvent | |
| Burial of a corpse in a grave or tomb | Interment | |
| One who does not express himself freely | Introvert | |
| One who supervises in the examination hall | Invigilator |
