Formal:
* "Que Dieu vous bénisse" - This is the literal translation of "God bless you."
* "Bon Dieu vous garde" - This translates to "God keep you."
Informal:
* "Bon Dieu" - This is a simple and common expression of blessing, akin to "God bless you."
* "Que Dieu vous bénisse" - While formal, this is often used informally as well.
* "Que le Bon Dieu vous protège" - This means "May the Good Lord protect you."
Other options:
* "Chérie" - This means "dear" and is a common way to express affection, similar to "God bless you."
* "Y'a pas de quoi" - This means "you're welcome" and can be used as a way to express gratitude or bless someone.
It's important to note that Cajun French is a very expressive language, and the best way to convey "God bless" will depend on the context and your relationship with the person you're speaking to.