Schatz

noun
  1. A term of endearment used to refer to a loved one, similar to 'darling' or 'treasure' in English. noun
    He called her 'Schatz' as they walked hand in hand through the park.
    Every morning, she would greet him with a cheerful 'Guten Morgen, Schatz!'
  2. In a broader sense, it can also refer to a valuable object or treasure. noun
    The old map led them to a hidden Schatz buried under the ancient oak tree.
    The museum's latest exhibit features a collection of medieval Schätze.