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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



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adjective extensive pronunciation in British English /ɪkˈstensɪv/
  1. 1
    very large in amount or degree

    The accident caused extensive damage to both cars.

    the restaurant's extensive wine list

  2. 2
    involving a lot of details and information

    She has an extensive knowledge of art history.

    Scientists have conducted extensive research into the causes of cancer.

  3. 3
    spreading over a large area

    the hotel's extensive grounds

    He suffered a broken wrist and extensive bruising.

derived words


 extensive pronunciation in British English  adverb

The building was extensively damaged by fire.


noun [uncountable]


a paid holiday given to a new employee before they start their job

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selfie stick

an expandable stick which you attach to a mobile phone or camera to help you take a selfie …

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