| Silents' actor Asther | 25 |
| Silents' Bow, e.g. | 22 |
| Silents' Negri | 18 |
| Silents' star has a pure heart | 34 |
| Silents' star sisters | 25 |
| Silents' Theda | 18 |
| Silents' vamp | 17 |
| Silents-serial plot device | 26 |
| Silenus, e.g. | 13 |
| Silesian or Moravian | 20 |
| Silesian river | 14 |
| Silesians, e.g. | 15 |
| Silhouette | 10 |
| Silhouette border | 17 |
| Silhouette in a Southwest skyline | 33 |
| Silhouette maker | 16 |
| Silhouette maker, briefly | 25 |
| Silhouette on a country road sign | 33 |
| Silhouette on a highway sign | 28 |
| Silhouette on many a yellow sign | 32 |
| Silhouette, e.g. | 16 |
| Silhouette, essentially | 23 |
| Silhouetted | 11 |
| Silhouetted, perhaps | 20 |
| Silhouettes "Get ___" | 31 |
| Silhouettes' 1958 chart-topper | 34 |
| Silica | 6 |
| Silica derivative | 17 |
| Silica gem | 10 |
| Silica mineral | 14 |
| Silica product | 14 |
| Silica stones | 13 |
| Silica ___ (desiccant) | 22 |
| Silicate | 8 |
| Silicate gemstone | 17 |
| Silicate mineral | 16 |
| Silicate minerals | 17 |
| Siliceous gem | 13 |
| Silicic ___ | 11 |
| Silicles | 8 |
| Silicon Alley exports | 21 |
| Silicon Forest loc. | 19 |
| Silicon implants | 16 |
| Silicon mineral | 15 |
| Silicon monoxide, for short | 27 |
| Silicon symbol | 14 |
| Silicon Valley car company | 26 |
| Silicon Valley city | 19 |
| Silicon Valley college | 22 |
| Silicon Valley fish farm product? | 33 |
| Silicon Valley giant | 20 |
| Silicon Valley name | 19 |
| Silicon Valley product | 22 |
| Silicon Valley saga, "Triumph of the ___" | 51 |
| Silicon Valley school | 21 |
| Silicon Valley's NASA __ Research Center | 44 |
| Silicon Valley's Santa __ | 29 |
| Silicone implant companies? | 27 |
| Siliques | 8 |
| Silk alternative | 16 |
| Silk and wool | 13 |
| Silk and wool fabric | 20 |
| Silk dress | 10 |
| Silk dress: Var. | 16 |
| Silk dye | 8 |
| Silk dyes | 9 |
| Silk fabric | 11 |
| Silk fabric for scarves | 23 |
| Silk fabric with a wavy pattern | 31 |
| Silk fabrics | 12 |
| Silk fabrics with raised patterns | 33 |
| Silk filament | 13 |
| Silk filaments | 14 |
| Silk for Rosalita | 17 |
| Silk from Assam | 15 |
| Silk from France | 16 |
| Silk hat | 8 |
| Silk hats | 9 |
| Silk ingredient | 15 |
| Silk maker | 10 |
| Silk makers | 11 |
| Silk netting | 12 |
| Silk on the Seine | 17 |
| Silk or cotton wrap | 19 |
| Silk or velvet, e.g. | 20 |
| Silk or yarn | 12 |
| Silk pattern | 12 |
| Silk producer | 13 |
| Silk Road and others | 20 |
| Silk Road component | 19 |
| Silk Road continent | 19 |
| Silk Road desert | 16 |
| Silk Road locale | 16 |
| Silk Road location | 18 |
| Silk Road river | 15 |
| Silk Road setting | 17 |
| Silk Road supercontinent | 24 |
| Silk Road traveler | 18 |
| Silk selection | 14 |
| Silk shade | 10 |