When it comes to expressing an interest in something, there are many different ways to say it. Some synonyms for "are interested in" include "are curious about," "are eager for," "are attracted to," "have a passion for," "are enthusiastic about," "are captivated by," "are drawn to," "are fascinated by," "are keen on," and "are intrigued by." Each of these phrases carries a slightly different nuance of meaning, but all convey a sense of being engaged and invested in a particular subject or activity. Whether you're discussing a hobby, a career, or a personal pursuit, there are many ways to express your interest and enthusiasm in a creative and effective manner.