hollow in some surface in other languages

• English
  

• Adyghe
  

• Albanian
  

• Arabic
  

• Armenian
  

• Aromanian
  

• Asturian
  

• Azeri
  

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• Bulgarian
  

• Burmese
  

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• Chinese
  

• Mandarin
  

• Czech
  

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• Erzya
  

• Esperanto
  

• Faroese
  

• Finnish
  

• French
  

• Galician
  

• Georgian
  

• German
  

• Greek
  

• Ancient Greek
  

• 
  

• Hindi
  

• Icelandic
  

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• Ilocano
  

• Indonesian
  

• Irish
  

• Italian
  

• Japanese
  

• Kazakh
  

• Khmer
  

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• Kurdish
  

• Sorani
  

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• Lao
  

• Latvian
  

• Lingala
  

• Lithuanian
  

• Lombard
  

• Macedonian
  

• Malay
  

• Manx
  

• Maori
  

• Mongolian
  

• Norwegian
  

• Persian
  

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• Portuguese
  

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• Vilamovian
  

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• Yiddish