French phrase
Qu'advient-il si ~ ?
Meaning
What happens if ___?
When to use it
A question about what happens if a condition occurs. It is somewhat formal and suits careful discussions.
Example dialogue
Qu'advient-il si tu n'as pas le visa ?
What happens if you don't have a visa?
Dans ce cas, il faut contacter l'ambassade et reporter ton voyage.
In that case, you need to contact the embassy and postpone your trip.