Alphabetic I
| 49 | indispensable | adjective | See |
| 50 | impetuous | adjective | See |
| 51 | impractical | adjective | See |
| 52 | ingratitude | noun | See |
| 53 | inflame | verb | See |
| 54 | indefensible | adjective | See |
| 55 | infinitesimal | adjective | See |
| 56 | icky | adjective | See |
| 57 | irreconcilable | adjective | See |
| 58 | impeccable | adjective | See |
| 59 | insidious | adjective | See |
| 60 | intolerable | adjective | See |