un-	in	dis-	im-
unexpected unaware unbelievable unknown unable	inaccurate inappropriate inefficient incapable ineffective	disapprove (verb) dislike (verb) disagree (verb) disbelieve (verb) dishonest (adjective)	improbable impossible impolite imperfect impatient
il-	ir-	mis-	-less
illegal illiterate illogical illegible	irregular irresponsible irrational irrelevant	misbehave (verb) misunderstand (verb) misspell (verb) misuse (verb)	careless harmless helpless endless

Practice 1: word formation

1. The politician was accused of being . (HONEST)
2. His story was so  I thought he was crazy. (BELIEVE)
3. She looked at him in  when he told her the shocking news. (BELIEVE)
4. Many people are  of the dangers of mobile phones. (AWARE)
5. He's invited me to his party. It would be  to say no. (POLITE)
6. Too many children nowadays are growing up  . (LITERATE)
7. That's not what I said! You've  me. (UNDERSTAND)
8. My dog is completely . I promise he won't bite. (HARM)  

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   https://www.englishpage.com/gerunds/gerunds_infinitives_23.htm

     
   

   
   

   

   
   

   
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