| Sigourney sequel | 16 |
| Sigourney Weaver classic | 24 |
| Sigourney Weaver film | 21 |
| Sigourney Weaver film: 1979 | 27 |
| Sigourney Weaver hit: 1979 | 26 |
| Sigourney Weaver movie | 22 |
| Sigourney Weaver role, 1988: 2 wds. | 35 |
| Sigourney Weaver sci-fi classic | 31 |
| Sigourney Weaver sci-fi film | 28 |
| Sigourney Weaver sci-fi thriller | 32 |
| Sigourney Weaver sequel | 23 |
| Sigourney Weaver thriller | 25 |
| Sigourney's "Gorillas..." role | 44 |
| Sigourney's director in "The Ice Storm" | 53 |
| Sigourney's foes | 20 |
| Sigourney's role in "Alien" | 41 |
| Sigourney's role in "Gorillas in the Mist" | 56 |
| Sigur Rós' label | 23 |
| Sigur __ | 8 |
| Sigur __: ethereal Icelandic band | 33 |
| Sigur ___ | 9 |
| Sigur ___ (band with the 2002 album "( )") | 52 |
| Sigur ___ (Icelandic band) | 26 |
| Sigur ___ (Icelandic post-rock band that sings in a fictional language called Hopelandic) | 89 |
| Sigur ___ (Icelandic post-rock band) | 36 |
| Sigur ___ (Icelandic rock band) | 31 |
| Sigurd's charger | 20 |
| Sigurd's horse | 18 |
| Sigurd's magic mount | 24 |
| Sigurd's steed | 18 |
| Sigurd's story | 18 |
| Sigurd's successor | 22 |
| Sihanouk adversary | 18 |
| Sihanouk's homeland | 23 |
| Sika, e.g. | 10 |
| Sikh Guru | 9 |
| Sikh leader | 11 |
| Sikhism, e.g.: Abbr. | 20 |
| Sikhism, for one: Abbr. | 23 |
| Sikhs' headwear | 19 |
| Sikkim natives | 14 |
| Sikkim's site | 17 |
| Sikorsky | 8 |
| Sikorsky and others | 19 |
| Sikorsky and Stravinsky | 23 |
| Sikorsky et al. | 15 |
| Sikorsky feature | 16 |
| Sikorsky or Stravinsky | 22 |
| Sikorsky props | 14 |
| Sikorsky spinner | 16 |
| Sikorsky spinners | 17 |
| Silage | 6 |
| Silage source | 13 |
| Silas and family | 17 |
| Silas and family | 16 |
| Silas et al. | 12 |
| Silas in 'The Da Vinci Code,' e.g. | 42 |
| Silas in "The Da Vinci Code," for one | 47 |
| Silas Lapham's creator | 26 |
| Silas Marner | 12 |
| Silas Marner e.g. | 18 |
| Silas Marner creator | 20 |
| Silas Marner's adopted daughter | 35 |
| Silas Marner's apparatus | 28 |
| Silas Marner's charge | 25 |
| Silas Marner's child | 24 |
| Silas Marner's creator | 26 |
| Silas Marner's foster child | 31 |
| Silas Marner's foundling | 28 |
| Silas Marner's trait | 24 |
| Silas Marner's village | 26 |
| Silas Marner's ward | 23 |
| Silas Marner, e.g. | 18 |
| Silas Marner, early on | 22 |
| Silas Marner, for example | 25 |
| Silas Marner, for one | 21 |
| Silas Marner, say | 17 |
| Silas of 'The Da Vinci Code' was one | 44 |
| Silas of "The Da Vinci Code," e.g. | 44 |
| Silas of 1700's | 19 |
| Silas of Revolutionary days | 27 |
| Silas of the Continental Congress | 33 |
| Silas or Seamus | 15 |
| Silas who was the United States' first foreign diplomat (1776) | 66 |
| Silas ___, emissary of the Continental Congress to France | 57 |
| Silas ___, U.S. diplomat | 24 |
| Silas ___, U.S. patriot | 23 |
| Silas's ward | 16 |
| Sildenafil citrate, commonly | 28 |
| Sildenafil __: Viagra | 21 |
| Sildenafil ___ (Viagra's active ingredient) | 47 |
| Sildenafil ___ (Viagra's generic name) | 42 |
| Silence | 7 |
| Silence between notes | 21 |
| Silence breaker | 15 |
| Silence fillers | 15 |
| Silence in music | 16 |
| Silence in the stable? | 22 |
| Silence indicator | 17 |
| Silence is golden, e.g. | 23 |