Adverb

wieso

why, how come

Wieso kommst du so spät?

Why are you coming so late?

Ich frage mich, wieso er nicht anruft.

I wonder why he isn't calling.

wieso ...? why ...? Wieso hast du das gemacht?

..., wieso ... (in a subordinate clause) ..., why ... He asked why I wasn't there.

Synonyms: warum, weshalb

A combination of 'wie' (how) and 'so' (so, thus). It literally asks 'how so?'.

It's like asking 'how come?' in English. It often implies a slight surprise or a request for a more detailed reason than 'warum'.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.