The act of exchanging kisses has been a human expression of love and affection for centuries. Many cultures have different words or phrases to describe this romantic gesture. Some popular synonyms for "exchange of kisses" include "smooch," "peck," "snog," "make out," "lock lips," "canoodle," "snuggle," and "smack." While the word "kiss" may seem simple, it has many different meanings and styles depending on the person and situation. Whether it's a sweet peck on the cheek or a passionate lip-lock, the exchange of kisses is a universal way of expressing love and affection.