| repetitious(adjective, dull, flat, stupid, ordinary) |
| routine(adjective, dull, flat, stupid, ordinary) |
| heavy(adjective, dull, tough, flat, difficult) |
| run-of-the-mill(adjective, flat, stupid, ordinary) |
| tame(adjective, dull, flat, stupid, ordinary) |
| tired(adjective, dull, flat, stupid, ordinary) |
| trite(adjective, dull, simple, flat, stupid) |
| prolix(adjective, flat, stupid, ordinary) |
| prosy(adjective, dull, flat, stupid, ordinary) |
| stupid(adjective, dull, flat, ordinary) |
| uninspiring(adjective, dull, flat, stupid, ordinary) |
| arid(adjective, dull, flat, stupid, ordinary) |
| blah(adjective, dull, simple, flat, ordinary) |
| deadly(adjective, dull, boring, tedious) |
| hackneyed(adjective, flat, stupid, ordinary) |
| plain(adjective, dull, simple, flat, stupid) |
| threadbare(adjective, dull, flat, stupid) |
| common(adjective, dull, flat, ordinary) |
| stock(adjective, flat, stupid, ordinary) |
| colorless(adjective, dull, flat, stupid, ordinary) |