| commonplace(adjective, dull, simple, plain, ordinary) |
| hackneyed(adjective, dull, simple, clean, plain) |
| ho hum(expression, adjective, dull, clean) |
| mind-numbing(adjective, dull, boring, tedious) |
| monotonous(adjective, dull, simple, plain, dark) |
| ordinary(adjective, dull, simple, plain) |
| plain(adjective, dull, simple, unpleasant, ordinary) |
| routine(adjective, dull, simple, clean, plain) |
| run-of-the-mill(adjective, dull, boring, tedious) |
| stale(adjective, dull, simple, flat, clean) |
| stupid(adjective, dull, boring, dead) |
| trite(adjective, dull, simple, plain, ordinary) |
| uninspiring(adjective, dull, simple, flat, clean) |
| uninteresting(adjective, dull, boring, tedious) |
| abused(adjective, boring, tedious, monotonous) |
| archaic(adjective, boring, tedious, monotonous) |
| big yawn(expression, adjective, dull, boring) |
| deadly(adjective, boring, tedious, monotonous) |
| dismal(adjective, dull, boring, tedious) |
| driveling(adjective, boring, tedious, monotonous) |