| boring(adjective, dull, simple, flat, plain) |
| familiar(adjective, reasonable, knowledge, moderate, flat) |
| stale(adjective, dull, set, hard, simple) |
| undistinguished(adjective, good, dull, mean, simple) |
| mundane(adjective, dull, mean, simple, poor) |
| pedestrian(noun, adjective, dull, set, simple) |
| uninteresting(adjective, dull, flat, common, stupid) |
| regular(adjective, characteristic, reasonable, moderate, new) |
| standard(adjective, characteristic, good, dull, moderate) |
| humble(adjective, dull, mean, simple, obscure) |
| monotonous(adjective, dull, simple, flat, plain) |
| tired(adjective, dull, set, hard, flat) |
| habitual(adjective, characteristic, reasonable, new, common) |
| insipid(adjective, dull, hard, flat, stupid) |
| plain(adjective, good, dull, mean, simple) |
| platitude(noun, dull, idea, surprise, dullness) |
| stereotyped(adjective, dull, set, hard, moderate) |
| threadbare(adjective, dull, set, hard, flat) |
| typical(adjective, characteristic, reasonable, moderate, new) |
| cookie-cutter(adjective, characteristic, quality, regularity, ordinariness) |