* "O" sound: This is the most common pronunciation. Examples include: "eau" (water), "beaucoup" (a lot), "beau" (beautiful).
* "EU" sound: In some words, the "EAU" is pronounced similar to the English "EU" sound. Examples include: "feuille" (leaf), "heure" (hour), "seul" (alone).
It's important to note that the pronunciation of "EAU" can also be influenced by the surrounding letters. For example, in the word "manteau" (coat), the "EAU" sounds more like a "O".
It's always best to look up the pronunciation of a word if you're unsure. You can use a dictionary or an online pronunciation guide.