French word incroyablement comes from French in- (In-; un- (indicates negation).), French croyablement ((rare, dated) credibly; believably.)

Detailed word origin of incroyablement

Dictionary entry	Language	Definition
in-	French (fra)	In-; un- (indicates negation).
croyablement	French (fra)	(rare, dated) credibly; believably.
incroyablement	French (fra)	Unbelievably (all meanings).

Words with the same origin as incroyablement