| noun | followers of an exclusive system of religious beliefs and practices |
| noun | an interest followed with exaggerated zeal “he always follows the latest fads” |
| noun | followers of an unorthodox, extremist, or false religion or sect who often live outside of conventional society under the direction of a charismatic leader |
| noun | a religion or sect that is generally considered to be unorthodox, extremist, or false “it was a satanic cult” |
| noun | a system of religious beliefs and rituals “devoted to the cultus of the Blessed Virgin” |
| cultist | noun | a member of a religious cult |
| faddy | adjective | intensely fashionable for a short time |
| faddist | noun | a person who subscribes to a variety of fads |
| crazy | adjective | intensely enthusiastic about or preoccupied with |