Clozemaster

Learn: English (English) / From: Español (Spanish)

Learn English through mass exposure to vocabulary in context!

Objective: Fill in the missing word.

How it Works: The missing word is the most difficult word in the sentence. A frequency list is used to assign a difficulty level to each word in the sentence. The most difficult word is the least common word according to the frequency list, and therefore the word you're least likely to know in the sentence. Learn More

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Random
152,309 sentences
Play 152,309 sentences in random order.
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Fluency Fast Track
17,576 sentences
Play a randomly selected sentence for each unique missing word.
17,576 sentences means you'll learn 17,576 unique words.
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  • Grouped by Difficulty
    12 groupings
    Play sentences grouped by the difficulty level of the missing word.
    500 Most Common means the most difficult word in the sentence is one of the 100-500 most common words in English. 1,000 Most Common means the most difficult word is one of the 500-1,000 most common words in English, etc.
  • Learn the 100 Most Common words in English
    1,797 sentences
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  • Learn the 500 Most Common words in English
    15,525 sentences
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  • Learn the 1,000 Most Common words in English
    15,002 sentences
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  • Learn the 2,000 Most Common words in English
    18,852 sentences
    Play >
  • Learn the 3,000 Most Common words in English
    10,494 sentences
    Play >
  • Learn the 4,000 Most Common words in English
    7,198 sentences
    Play >
  • Learn the 5,000 Most Common words in English
    5,566 sentences
    Play >
  • Learn the 10,000 Most Common words in English
    15,025 sentences
    Play >
  • Learn the 20,000 Most Common words in English
    9,466 sentences
    Play >
  • Learn the 50,000 Most Common words in English
    5,746 sentences
    Play >
  • Learn the >50,000 Most Common words in English
    1,927 sentences
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  • Unknowns
    40,084 sentences
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