What words refer to feeling obsessed with something?

be obsessed with, be fascinated by, can't get something out of your mind, have a thing about, have an unhealthy interest in, have a one-track mind,

What words describe someone who feels obsessed?

obsessed, absorbed, captivated, engrossed, enthralled, fascinated, intrigued, mesmerized, spellbound, be all ears,

What words describe something that causes someone to be obsessed?

fascinating, intriguing, irresistible, absorbing, riveting, gripping, compelling, couldn't put it down,