Labrador retrievers is a popular breed of dog that is known for its friendly nature and loyalty. There are several synonyms that can be used to describe this breed of dog such as Lab, Labrador, Retriever, or simply dog. Since Labradors are often used as service dogs, they can also be referred to as assistance dogs, guide dogs, or therapy dogs. In terms of color, Labradors can come in black, golden, or chocolate color, so they can also be described by their coat color. Regardless of the synonym used, Labrador retrievers are beloved by pet owners all over the world for their playful, affectionate, and intelligent personality.