Cotton wool is a soft, fluffy material made from cotton fibers. It is commonly used for a variety of purposes, including cleaning wounds, applying makeup, and removing nail polish. However, there are several synonyms for cotton wool which vary depending on the region. In the United States, it is referred to as "cotton balls," while in Australia and New Zealand, it is known as "cotton buds." "Cotton rolls" and "cotton pads" are also common alternatives to cotton wool. Regardless of the synonym used, all of these products serve a similar purpose and have the same soft and absorbent qualities that make them a popular choice for a variety of applications.