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Prefixes: IL- and IR-

Prefixes: IL- and IR-



A prefix is a word or group of letters that are placed at the beginning of the word.

Adding a prefix to a word changes the meaning of the word.



What happens if you add the prefix IR- to the word RESPONSIBLE? It becomes IRRESPONSIBLE!

What if you add the prefix IL- to the word LOGICAL? It becomes ILLOGICAL.

The prefixes IL- and IR- change the meaning of the words logical and responsible.

To find out how they change the meanings of the words, answer the practice questions and watch the video below.


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