| amusement(noun, passion, fashion, fantasy, craze) |
| apprehension(noun, view, idea, approach, thought) |
| bee(noun, fancy, humor, impulse, quirk) |
| big idea(noun, expression, view, idea, approach) |
| boutade |
| brain wave(noun, expression, view, idea, approach) |
| brainchild(noun, view, idea, approach, thought) |
| caper(noun, fancy, humor, impulse, quirk) |
| capriccio |
| changeableness(noun, fancy, humor, impulse, quirk) |
| chic(noun, passion, fashion, fantasy, craze) |
| concept(noun, idea, thought, notion) |
| conception(noun, view, idea, approach, thought) |
| conceptualization(noun, view, idea, approach, thought) |
| consideration(noun, view, idea, approach, thought) |
| contrariety(noun, fancy, humor, impulse, quirk) |
| crank |
| crazy idea |
| cry(noun, passion, fashion, fantasy, craze) |
| custom(noun, passion, fashion, fantasy, craze) |