How do you say hi in welsh?

In Welsh, there are two common ways to say "hi" or "hello":

- Helo: Pronounced as "heh-low", this is the most informal and common way to say hello in Welsh. It can be used in most casual situations, such as when greeting friends or acquaintances.

- Shwmae (Pronounced as "shoe-my"): This is a slightly more formal way to say hello and is often used when meeting someone for the first time or in a formal setting.