| colorless(adjective, dull, flat, ordinary) |
| common(adjective, dull, flat, ordinary) |
| commonplace(adjective, dull, flat, ordinary) |
| dismal(adjective, dull, flat, stupid, ordinary) |
| driveling(adjective, flat, stupid, ordinary) |
| familiar(adjective, flat, stupid, ordinary) |
| hackneyed(adjective, flat, stupid, ordinary) |
| ho hum(expression, adjective, dull, flat, ordinary) |
| hoary(adjective, flat, stupid, ordinary) |
| lifeless(adjective, dull, boring, tedious) |
| longwinded(adjective, flat, stupid, ordinary) |
| mind-numbing(adjective, dull, boring, tedious) |
| oft-repeated(adjective, flat, stupid, ordinary) |
| ordinary(adjective, flat, boring, tedious) |
| out-of-date(adjective, flat, stupid, ordinary) |
| plain(adjective, flat, stupid, ordinary) |
| pointless(adjective, flat, stupid, ordinary) |
| prolix(adjective, flat, stupid, ordinary) |
| run-of-the-mill(adjective, flat, stupid, ordinary) |
| stale(adjective, dull, flat, ordinary) |