There are several words that can be used as synonyms for the term "secret exit." One such word is "escape route," which refers to a means of escape from danger or confinement that is often hidden or concealed. Another synonym for "secret exit" is "backdoor," which is often used to describe a covert or sneaky means of entry or escape. Other synonyms for "secret exit" include "hidden passage," "underground tunnel," and "concealed door." No matter which term is used, the idea of a secret exit always carries with it a sense of mystery and adventure, whether it's in a movie, video game, or real life.