hollow in some surface in other languages

• English
  

• Adyghe
  

• Albanian
  

• Arabic
  

• Armenian
  

• Aromanian
  

• Asturian
  

• Azeri
  

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• Estonian
  

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• Finnish
  

• French
  

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• Greek
  

• Ancient Greek
  

• 
  

• Hindi
  

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• Ilocano
  

• Indonesian
  

• Irish
  

• Italian
  

• Japanese
  

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• Khmer
  

• Korean
  

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• Latvian
  

• Lingala
  

• Lithuanian
  

• Lombard
  

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• Malay
  

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• Vilamovian
  

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• Yiddish