Although English is spoken throughout the island, the local people continue to speak their own Chamorro language. Some, particularly older residents who lived on Guam during the World War II period of Japanese occupation, speak Japanese, as well.
As in other destinations, the fastest way to make friends on Guam is to learn a bit of the local language. Here are a few of the popular expressions you'll hear every day.
Håfa tatatmanu hao?
Si Yu'os Ma'åse'
How are you?
What's your name?