The phrase "trick light" generally refers to a light source that creates an illusion or special effect. Some possible synonyms for "trick light" include "special effects light," "disco light," "club light," "stage light," "performance light," and "illusion light." These terms all suggest the same general concept of a light source designed to create visual interest or enhance a particular environment. "Special effects light" emphasizes the technical side of the light, while "disco light," "club light," and "performance light" may suggest more specific contexts where such lighting is often used. "Illusion light" plays up the idea of creating a sense of wonder or confusion with lighting effects.