Prefixes

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Here we show you how to build your vocabulary and how to guess the meaning of new words. A prefix is added at the front of words to make new ones. Knowing the meanings of prefixes will help you to guess the meanings of words. Below are ten common prefixes, what they mean and some examples.

Prefix Meaning Examples
anti- against anti-war, anti-smoking
co- joint / with cooperation, co-worker
dis- opposite / not disagree, disabled
ex- former ex-job, ex-wife
em- in employed, empowered
in- / il- / im- / ir- opposite / not illegal, irrelevant
mis- wrong misunderstand, misinform
post- after postpone, post-graduate
re- again repeat, rerun
un- opposite / not /reverse unbelievable, untie
     

 

  • Is 'immature' spelt correctly here?



  • 'Post-' means:




  • Which of these means 'not necessary'?




  • Which of the these means 'not responsible'?




  • Which of these means 'not polite'?




  • Which of these is NOT a real word?




  • If you 'disobey' someone you:








Comments

Hello. Think it's

Hello.
Think it's i-m-perfect instead of i-n-perfect.

correct!

That's right, Jan!

Interesting!

It is interesting lesson, useful for me a lot. Because I've been so confused about it all the time.
Could you please give me some more lesson?

Thank you.

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YOU MISS UNDERSTOOD THE QUESTION.

HI,
INPERFECT IS EXACTLY WRONG. YOU MISS UNDERSTOOD THE QUESTION THE QUESTION IS WHAT IS "NOT" CORRECT.

I am still confused of inperfect

I have never heard about in-perfect ? Is it the same like imperfect - or there is a mistake in this question?

I think you need to read the

I think you need to read the question again. You must choose the word that is NOT correct.

YOU MISS UNDERSTOOD THE QUESTION.

HI,
INPERFECT IS EXACTLY WRONG.YOU MISS UNDERSTOOD THE QUESTION.THE QUESTION IS WHAT IS "NOT" CORRECT.

it was very interest lesson

it was very interest lesson

HI,

YOU MUST WRITE "IT'S VERY INTRESTING LESSON" INSTEAD OF IT'S VERY INTREST LESSON.

it was very interest lesson

it was very interest lesson

something wrong ?

Perfect means complete.Inperfect is incomplete ,isn't it?
Imperfect or Inperfect ? "Not correct" is "incorrect".
Thanks