The term 'SHOW' and 'KISS' are both four letter words. SHOW is a verb that means to present or display something, usually for entertainment or educational purposes. It can also mean to demonstrate or prove something. KISS is a verb that means to touch or press one's lips against another person or object as a sign of affection or greeting. Kissing is a common form of physical intimacy and is often used as a way to express love and affection.