Translation Of Very Difficult Challenge In Different Languages

Translate VERY DIFFICULT CHALLENGE in languages spoken worldwide

English
Ways to say very difficult challenge
Défi très difficile
Un reto muy difícil

Translate VERY DIFFICULT CHALLENGE in European languages

English
Ways to say very difficult challenge
Πολύ δύσκολη πρόκληση [polý dýskolē próklēsē]
Sfida molto difficile