| heavy(adjective, flat, stupid, ordinary) |
| ho hum(expression, adjective, dull, flat, stupid) |
| hoary(adjective, flat, stupid, ordinary) |
| lackluster(adjective, dull, simple, clean, plain) |
| longwinded(adjective, flat, stupid, ordinary) |
| oft-repeated(adjective, flat, stupid, ordinary) |
| pointless(adjective, flat, stupid, ordinary) |
| prolix(adjective, flat, stupid, ordinary) |
| prosy(adjective, mean, simple, flat, poor) |
| repetitious(adjective, dull, hard, flat, stupid) |
| soporific(adjective, flat, stupid, ordinary) |
| stupid(adjective, flat, ordinary, boring) |
| tame(adjective, dull, simple, flat, clean) |
| usual thing(expression, adjective, flat, stupid, ordinary) |
| deadly(adjective, boring, tedious, monotonous) |
| mind-numbing(adjective, boring, tedious, monotonous) |
| unexciting(adjective, dull, boring, tedious) |