| A | B |
| idolatry | noun excessive or blind adoration; worship of an object |
| ignoble | adj. dishonorable, shameful |
| imminent | adj. likely to happen; threatening |
| immolate | verb to kill someone as a sacrificial victim, usually by fire |
| immutable | adj. unchangeable, fixed |
| impair | verb to weaken, to cause to become worse |
| impale | verb to pierce with a sharp stake through the body |
| impalpable | adj. cannot be felt |
| impecunious | adj. without money; penniless |
| impediment | noun a barrier; obstruction |
| imperative | adj. extremely necessary; vitally important |
| imperious | adj. domineering; haughty |
| impinge | verb to strike; to encroach |
| impious | adj. disrespectful towards God |
| importune | verb to persistently ask; to beg |