Donaudampfschiffahrtselektrizitätenhauptbetriebswerkbauunterbeamtengesellschaft
Donaudampfschiffahrtselektrizitätenhauptbetriebswerkbauunterbeamtengesellschaft is a compound word that serves as an example of the virtually unlimited compounding of nouns that is possible in many Germanic languages. According to the 1996 "Guinness Book of World Records", it is the longest word published in the German language.
Longest words
Mongolian is an agglutinative language. Words can get longer by adding suffixes. So, the longest suffixed word in Mongolian is "" () which is 26 letters long. Here is a table showing, with translations, which suffixes are added.