incumbent on

Also, incumbent upon. Imposed as an obligation or duty on, obligatory for. For example, He felt it was incumbent on us all to help the homeless. [Mid-1500s]

Common Names:

Name	Pronounced	Usage
Vassilis	-	Greek
Delice	-	English (Rare)
Dwight	DWIET	English
Lucjan	LUWTS-yahn	Polish
KÓRi	-	Ancient Scandinavian
Iokua	-	Hawaiian