There are various words that can be used as synonyms for the term "celebrity look-alike". One such term is "doppelganger", which refers to a person who looks exactly like another person, often with an eerie resemblance. Another term is "clone", which typically refers to a scientifically engineered organism or person created to be identical to another. Additionally, the term "spitting image" is commonly used to describe someone who looks virtually identical to a famous person. Other related terms include "impersonator", "imitator", and "double", all of which refer to someone who mimics the appearance or behavior of a celebrity. These words are often used interchangeably to describe someone who bears a striking resemblance to a famous person.