🇬🇧 en de 🇩🇪

upon preposition

  /əˈpɑn/ , /əˈpɒn/ , /əˈpɔn/
  • Physically above and in contact with.
  • Being followed by another so as to form a series.
auf
  • At (a prescribed point in time).
mit
seit, von
Wiktionary Links