Nyctohylophobia refers to the fear of darkness and forests. This specific phobia is not very common and affects a very small number of people. Nonetheless, there are numerous different terms that psychologists can use interchangeably to refer to the same fear. Possible synonyms for nyctohylophobia include scotophobia, achluophobia, and lygophobia, which all refer to the fear of darkness. Dendrophobia is another word used to describe the fear of forests or trees. Additionally, there is a related condition called nyctophobia, which pertains specifically to the fear of nighttime. Having knowledge of these synonyms allows for better communication between patients and therapists, aiding in the process of diagnosis and treatment.