Wolfhounds, also known as Irish wolfhounds, are a majestic breed of dog that have been popular for centuries. Some synonyms for wolfhounds include giant hounds, Irish hounds, and Celtic hounds. These words all refer to the same breed of dog, originally bred in Ireland for hunting wolves. Other synonyms for wolfhounds include Irish wolf dogs and greyhounds, as the breed shares similarities with both of these types of dogs. While wolfhounds may be large and powerful, they are also known for their gentle nature and are often used as therapy dogs. No matter what you call them, wolfhounds are a beloved breed of dog that are sure to capture the hearts of many.