| obsession(noun, passion, desire, thing, mania) |
| one-track mind(noun, expression, passion, desire, thing) |
| phantom(noun, passion, desire, thing, enthusiasm) |
| something on the brain(noun, expression, idiom, passion, desire) |
| must(noun, passion, desire, thing, enthusiasm) |
| attraction(noun, passion, desire, thing, enthusiasm) |
| ax to grind(noun, expression, idiom, passion, desire) |
| bug in ear(noun, expression, idiom, passion, desire) |
| case(noun, passion, desire, thing, enthusiasm) |
| complex(noun, passion, desire, thing, enthusiasm) |
| compulsion(noun, passion, desire, thing, enthusiasm) |
| craze(noun, passion, desire, thing, enthusiasm) |
| crush(noun, passion, desire, thing, enthusiasm) |
| delusion(noun, passion, desire, thing, enthusiasm) |
| desire(noun, passion, thing, enthusiasm, mania) |
| enthusiasm(noun, passion, desire, thing, mania) |
| fancy(noun, passion, desire, thing, enthusiasm) |
| fascination(noun, passion, desire, thing, enthusiasm) |
| fixation(noun, passion, thing, mania, fascination) |
| hang-up(noun, passion, desire, thing, enthusiasm) |