Footwear to knock around in Crossword Clue

 The answer to the crossword clue "Footwear to knock around in" is SNEAKERS.

Sneakers are a type of casual shoe that is typically made of canvas or leather. They are designed to be comfortable and durable, making them ideal for everyday wear. Sneakers are also popular for athletic activities, such as running and basketball.

The term "sneakers" was coined in the late 19th century, when rubber soles were first introduced. The name refers to the fact that the shoes made less noise than traditional leather shoes.

Today, sneakers are available in a wide variety of styles and colors. They can be worn with a variety of outfits, from casual jeans to dress pants. Sneakers are also a popular choice for both men and women.

Here are some other examples of footwear that can be used to knock around in:

Boots

Clogs

Flip-flops

Loafers

Moccasins

Sandals

Shoes

However, sneakers are the most common answer to this crossword clue because they are the most versatile and comfortable type of footwear for everyday wear.