| A | B |
| implacable | (adj) not capable of being appeased. |
| homily | (noun) a sermon |
| hyperbole | (noun) exaggeration used for effect |
| imperious | (adj) domineering; arrogant |
| immutable | (adj) unalterable |
| hypochondriac | (noun) a person suffering from abnormal anxiety about his or her health |
| immemorial | (adj) reached back beyond the bounds of memory |
| iconoclast | (noun) one who attacks established or popular beliefs |
| idiosyncrasy | (noun) a quirk; a personal peculiarity that is an identifying trait |
| ignominy | (noun) public disgrace |