Merino wool is a popular type of wool that is known for being soft, warm, and comfortable. Some of the synonyms for merino wool include cashmere, alpaca, mohair, and angora. These are all types of wool that are known for their softness, warmth, and quality. Cashmere is a fine wool that comes from the undercoat of cashmere goats, while alpaca wool comes from the fleece of the alpaca, a South American animal related to llamas. Mohair comes from the hair of the Angora goat, while angora wool comes from the fur of the Angora rabbit. All of these types of wool are excellent alternatives to merino wool.