@cweickhmann Mmm.. Dutch has at least the 'waarom' and 'hoezo'. Might have some more but can't recall off top of my head. 🙃
@trinsec
Hoezo, that'd be 'wozu' in German. 🤯
*) Though I would exclude that because it means 'to which purpose'.
@cweickhmann Actually, I think your wozu is our waarvoor.