| lifeless(adjective, dull, weak, stupid) |
| longwinded(adjective, flat, stupid, ordinary) |
| oft-repeated(adjective, flat, stupid, ordinary) |
| ordinary(adjective, dull, flat, stupid) |
| out-of-date(adjective, flat, stupid, ordinary) |
| plain(adjective, dull, weak, simple, flat) |
| pointless(adjective, dull, weak, flat, ordinary) |
| prolix(adjective, flat, stupid, ordinary) |
| repetitive(adjective, dull, flat, ordinary) |
| run-of-the-mill(adjective, dull, flat, ordinary) |
| soporific(adjective, dull, flat, ordinary) |
| stock(adjective, flat, stupid, ordinary) |
| usual(adjective, dull, flat, ordinary) |
| usual thing(expression, adjective, dull, flat, ordinary) |
| worn-out(adjective, flat, ordinary, boring) |
| deadly(adjective, boring, tedious, monotonous) |
| mind-numbing(adjective, dull, boring, tedious) |