| banal | dull or stale because of overuse; trite; hackneyed |
| cliche | an idea or expression that has become stale due to overuse |
| derivative | unoriginal; taken from something already existing |
| hackneyed | made commonplace by overuse |
| insipid | lacking flavor; unexciting |
| lackluster | lacking luster |
| mundane | commonplace |
| platitude | quality of being dull; an oblivious remark uttered as if it were original |
| prosaic | dull; commonplace |
| trite | unoriginal and state due to overuse |
| vapid | lacking freshness and zest; flat;l stale |