The word "non-skid" is used to describe a surface that has anti-slip properties, making it safer to walk or move on. There are several synonyms for this word, including anti-slip, slip-resistant, traction, grip, and non-slip. Anti-slip and slip-resistant are commonly used in industrial and commercial settings, while traction and grip are used in sports and athletics. Non-slip and anti-skid are often used interchangeably in household and consumer products, such as floor mats and shoe soles. Regardless of which synonym is used, the purpose of the word remains the same - to prevent slips, falls, and injuries due to a slippery surface.