| A | B |
| IM-/IN-/IL- (definition) | not, without; in, into, on, toward, very, thoroughly |
| immature (definition) | (adjective) not acting grown-up |
| immature (sentence) | His ______ behavior was annoying. |
| insane (definition) | (adjective) not of sound mind |
| insane (sentence) | Many people think you have to be _____ to be a NASCAR driver. |
| intact (definition) | (adjective) has not changed |
| intact (sentence) | Even though the tornado hit twenty houses,it left our house ___. |
| illogical (definition) | (adjective) lacking reason; does not make sense |
| illogical (sentence) | It is _____ to think you can fly while wearing a red cape. |
| impatient (definition) | (adjective) easily irritated; not being able to wait |
| impatient (sentence) | He was _____ and counting the seconds until the light changed. |
| impolite (definition) | (adjective) rude |
| impolite (sentence) | It is _____ to wear your hat at the dinner table. |