| Text | Length |
| Dull gray | 9 |
| Dull gray fabrics | 17 |
| Dull grayish brown | 18 |
| Dull guy | 8 |
| Dull housework appliance? | 25 |
| Dull hurt | 9 |
| Dull impact | 11 |
| Dull impact noise | 17 |
| Dull impact sound | 17 |
| Dull impact sounds | 18 |
| Dull in color | 13 |
| Dull indifference | 17 |
| Dull kitchen counter material? | 30 |
| Dull knife? | 11 |
| Dull knives | 11 |
| Dull knocks | 11 |
| Dull landing sounds | 19 |
| Dull lecture, in a way | 22 |
| Dull lecturer | 13 |
| Dull lecturers | 14 |
| Dull life | 9 |
| Dull lives | 10 |
| Dull look | 9 |
| Dull noise | 10 |
| Dull noises | 11 |
| Dull one | 8 |
| Dull pain | 9 |
| Dull pains | 10 |
| Dull person | 11 |
| Dull photo finish | 17 |
| Dull pig? | 9 |
| Dull plodder | 12 |
| Dull procedure | 14 |
| Dull repetition | 15 |
| Dull responses | 14 |
| Dull routine | 12 |
| Dull routines | 13 |
| Dull shade | 10 |
| Dull shades | 11 |
| Dull snapshot finish | 20 |
| Dull sound | 10 |
| Dull sound of impact | 20 |
| Dull sounds | 11 |
| Dull speaker | 12 |
| Dull studentÂ’s response | 27 |
| Dull suffix | 11 |
| Dull surface | 12 |
| Dull surface finish | 19 |
| Dull surfaces | 13 |
| Dull sword | 10 |
| Dull tapping sound | 18 |
| Dull thing, in slang | 20 |
| Dull throb | 10 |
| Dull throbs | 11 |
| Dull thump | 10 |
| Dull type | 9 |
| Dull with drink | 15 |
| Dull writer | 11 |
| Dull yellowish brown | 20 |
| Dull yellowish-brown | 20 |
| Dull, as a color | 16 |
| Dull, as a light | 16 |
| Dull, as a party | 16 |
| Dull, as London skies | 21 |
| Dull, as text | 13 |
| Dull, as vision | 15 |
| Dull, dull, dull | 16 |
| Dull, faintly explosive sound | 29 |
| Dull, heavy sound | 17 |
| Dull, hollow sound | 18 |
| Dull, in poetry | 15 |
| Dull, low-paying work, in slang | 31 |
| Dull, monotonous speakers | 25 |
| Dull, plodding sound | 20 |
| Dull, ringing sound | 19 |
| Dull, spiritless people | 23 |
| Dull-colored | 12 |
| Dull-colored, or just plain dull | 32 |
| Dull-edged | 10 |
| Dull-looking | 12 |
| Dull-surfaced | 13 |
| Dull-surfaced, as paper | 23 |
| Dull-witted | 11 |
| Dull-witted one | 15 |
| Dull-witted ones | 16 |
| Dull-witted sorts | 17 |
| Dull: Slang | 11 |
| Dull; annoyingly slow | 21 |
| Dull; dense | 11 |
| Dull; slow | 10 |
| Dull; vapid | 11 |
| Dullard | 7 |
| Dullard's comeback? | 23 |
| Dullard, in spades | 18 |
| Dullard, slangily | 17 |
| Dullards | 8 |
| Dullea | 6 |
| Dullea of ''2001: A Space Odyssey'' | 51 |
| Dullea of "2001" | 26 |
| Dullea of "2001: A Space Odyssey" | 43 |
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