
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?













Comments
Hello. Think it's
Hello.
Think it's i-m-perfect instead of i-n-perfect.
correct!
That's right, Jan!
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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
Very useful lesson. Thank
Very useful lesson. Thank you very much
That's a good lesson! e
That's a good lesson!
Prefixes
THANKS, IT'S LIKE I'm improving
beneficial lesson
thank you Chris.
I need more explanation
I need more explanation about how to use such prefexis as in-/im-/ir-/il- when words start from different consonants, not like n,m,r,l, for example-impolite.
Thanks.