| collection |
| costly(adjective, important, useful, rare, expensive) |
| curiosity |
| dear(adjective, important, useful, rare, expensive) |
| esteemed(adjective, important, useful, expensive, scarce) |
| estimable(adjective, important, useful, expensive, scarce) |
| expensive(adjective, important, useful, rare, scarce) |
| heirloom(noun, adjective, important, useful, valuable) |
| held dear(expression, adjective, important, useful, expensive) |
| helpful(adjective, important, useful, expensive, scarce) |
| high-priced(adjective, important, useful, expensive, scarce) |
| hot(adjective, important, useful, expensive, scarce) |
| hot property(expression, adjective, important, useful, expensive) |
| in arrears(expression, adjective, outstanding, expected, appointed) |
| in demand(expression, adjective, important, useful, expensive) |
| incalculable(adjective, rare, precious, invaluable, inestimable) |
| incomparable(adjective, rare, precious, invaluable, inestimable) |
| inestimable(adjective, important, useful, rare, expensive) |
| invaluable(adjective, important, useful, rare, expensive) |
| irreplaceable(adjective, rare, precious, invaluable, inestimable) |