adverbconjunction

wieso

why

Ein Wort, das man benutzt, um nach dem Grund oder der Ursache für etwas zu fragen.

The German word "wieso" is an interrogative adverb that means "why" or "how come". It's used to ask about reasons or causes, similar to the English words "why" or "how so".

Similar words in German include:

  • "Warum" (why)
  • "Weshalb" (why, for what reason)
  • "Weswegen" (why, for what reason)

Differences:

  • "Warum" is the most common and general way to ask "why".
  • "Weshalb" and "Weswegen" are slightly more formal or literary versions of "why", often interchangeable with "warum" but sometimes used for variety or emphasis in complex sentences.

"Wieso" can often imply a bit more curiosity or surprise compared to "warum". It can also feel slightly more conversational and less formal. For example, "Warum bist du spät?" and "Wieso bist du spät?" both mean "Why are you late?", but "wieso" might come off as a bit more inquisitive or informal.

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Examples

Wieso denkst du das?adverb

Why do you think that?

Wieso kommt er heute nicht zur Schule?adverb

Why is he not coming to school today?

Wieso fragst du mich das?adverb

Why are you asking me that?

Wieso haben sie den Termin vergessen?adverb

Why did they forget the appointment?

Wieso hast du gestern nichts davon erzählt?adverb

Why didn’t you say anything about it yesterday?

Wieso war das Licht die ganze Nacht eingeschaltet?adverb

Why was the light on all night?

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