| pedestrian(adjective, flat, low, slow, boring) |
| plausible(adjective, low, common, ordinary, boring) |
| routine(adjective, low, plain, common, ordinary) |
| slow(adjective, dull, flat, low, common) |
| sparing(adjective, poor, small, boring, exiguous) |
| stuffy(adjective, dull, flat, low, slow) |
| swaying(adjective, dull, common, usual, boring) |
| tame(adjective, dull, flat, low, slow) |
| tenuous(adjective, poor, small, boring, exiguous) |
| terrestrial(adjective, dull, common, usual, boring) |
| terrible(adjective, dull, common, usual, boring) |
| thinkable(adjective, dull, common, usual, boring) |
| traditionalist(adjective, dull, common, usual, boring) |
| unpretentious(adjective, dull, common, usual, boring) |
| unsophisticated(adjective, dull, common, usual, boring) |
| vulgar(adjective, dull, common, usual, boring) |
| wearing(adjective, dullness, ordinariness) |
| wee(adjective, dull, common, usual, boring) |
| worldly(adjective, dull, common, usual, boring) |
| unaffected(adjective, dull, common, usual, boring) |