world is one of the 1000 most common headwords.
work - world - worry
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Pronunciation

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Singular
world

Plural
worlds

  1. The Earth.
    Our world needs to be cared for.
  2. The Universe.
    I love you more than anybody else in the world.
  3. The setting of a group of people.
    They were in their own world as they talked about trains nobody else knew about.
  4. A planet.
    I wonder if there is life on other worlds.