The word "Favreau" is pronounced as "fævroʊ" in IPA phonetic transcription. This name has a few tricky parts to its spelling - the "eau" at the end is pronounced as an "o," and the "v" is followed by an "r" which makes it sound almost like a "w." Breaking down the pronunciation into its individual sounds can make it easier to get the spelling right. With a little practice, you'll be able to spell Favreau like a pro.
There isn't a generally accepted etymology for the word "Favreau" as it is primarily a surname rather than a common word with a widely known origin. Surnames can have various linguistic and historical roots, often connected to specific regions, languages, or personal names. "Favreau" is a French surname, and it potentially has different origins depending on the specific family or individual. It could be derived from the Old French word "faure" meaning "blacksmith", or the word "favre" which meant "craftsman" or "maker". However, without more specific information about the family, it is difficult to ascertain the exact etymology of the surname.