| Solution | Length | |
|---|---|---|
| 3 letters | ||
| mat | 3 | |
| wax | 3 | |
| pad | 3 | |
| rug | 3 | |
| 4 letters | ||
| wall | 4 | |
| wool | 4 | |
| puff | 4 | |
| pulp | 4 | |
| stay | 4 | |
| stop | 4 | |
| prop | 4 | |
| silk | 4 | |
| 5 letters | ||
| relax | 5 | |
| satin | 5 | |
| smash | 5 | |
| slake | 5 | |
| salve | 5 | |
| shore | 5 | |
| 6 letters | ||
| temper | 6 | |
| uphold | 6 | |
| velvet | 6 | |
| subdue | 6 | |
| zephyr | 6 | |
| squash | 6 | |
| pillow | 6 | |
| soften | 6 | |
| buffer | 6 | |
| shroud | 6 | |
| reduce | 6 | |
| soothe | 6 | |
| spring | 6 | |
| safety | 6 | |
| secure | 6 | |
| shield | 6 | |
| rubber | 6 | |
| septum | 6 | |
| screen | 6 | |
| 7 letters | ||
| pudding | 7 | |
| sustain | 7 | |
| slacken | 7 | |
| shelter | 7 | |
| protect | 7 | |
| support | 7 | |
| relieve | 7 | |
| whoopee | 7 | |
| 8 letters | ||
| suppress | 8 | |
| umbrella | 8 | |
| silencer | 8 | |
| shoulder | 8 | |
| register | 8 | |
| shore up | 8 | |
| underlie | 8 | |
| absorber | 8 | |
| 9 letters | ||
| seat belt | 9 | |
| SUBSIDIZE | 9 | |
| safeguard | 9 | |
| undergird | 9 | |
| tune-down | 9 | |
| tenderize | 9 | |
| SWANSDOWN | 9 | |
| reinforce | 9 | |
| soften up | 9 | |
| 10 letters | ||
| STABILIZER | 10 | |
| separation | 10 | |
| windshield | 10 | |
| tone down | 10 | |
| UNDERWRITE | 10 | |
| preventive | 10 | |
| soft pedal | 10 | |
| 12 letters | ||
| chaiselongue | 12 | |
| safety glass | 12 | |
| PROPHYLACTIC | 12 | |
| tranquilizer | 12 | |
| 13 letters | ||
| SOUNDPROOFING | 13 | |
| 14 letters | ||
| shock absorber | 14 | |