This is the 8631st most frequent French word.
arriverait
"Arriverait" means "would arrive" or "would happen" depending on context.
Hypothetical scenario
Si elle arrivait ici, nous serions très heureux.
If she arrived here, we would be very happy.
Conditional possibility
Je ne sais pas ce qui arriverait si nous changions nos plans.
I don't know what would happen if we changed our plans.
Future conditional statement