The letter W is only found in words borrowed from other languages, and its pronunciation is not standardized. Below are the most common Spanish words with W and their pronunciation.
|Spanish||W pronounced like..||English|
|wat||Spanish B or English W||watt|
|wáter||Spanish B||water closet, lavatory|
|wedge||English W||pitching wedge (golf)|
|whiskey||English W or GW||whiskey|
Please note that this explanation is only a guideline for the Spanish that I know, which is Castilian Spanish. There are many regional variations in Spanish pronunciation.