behaving immaturely in other languages

• English
  

• Bulgarian
  

• Chinese
  

• Mandarin
  

• Czech
  

• Dutch
  

• Estonian
  

• Finnish
  

• French
  

• German
  

• Greek
  

• 
  

• Hungarian
  

• Italian
  

• Khmer
  

• Lithuanian
  

• Norwegian
  

• Bokmål
  

• Nynorsk
  

• Novial
  

• Persian
  

• Polish
  

• Portuguese
  

• Russian
  

• Slovene
  

• Sorbian
  

• Lower Sorbian
  

• Swedish