How do you say Thank for everything in Welsh?

There are a few ways to say "Thank you for everything" in Welsh, depending on the level of formality and context:

Formal:

* Diolch yn fawr am bopeth. (dee-olkh un var am poh-peth) - This is the most literal translation and is the most formal option.

* Diolch yn fawr am eich caredigrwydd. (dee-olkh un var am eich ka-red-ig-rwydd) - This means "Thank you very much for your kindness".

Informal:

* Diolch am bopeth. (dee-olkh am poh-peth) - This is a more casual way to say "Thank you for everything".

* Diolch yn fawr iawn. (dee-olkh un var ee-awn) - This means "Thank you very much" and is a common expression of gratitude.

With a specific person:

* Diolch yn fawr i ti am bopeth. (dee-olkh un var i ti am poh-peth) - This means "Thank you very much to you for everything".

You can also use "Diolch" (dee-olkh) alone, which simply means "Thank you".

Ultimately, the best way to say "Thank you for everything" in Welsh depends on the situation and your relationship with the person you are speaking to.