| Sister ship of the Olympic and the Britannic | 44 |
| Sister publication of The Advocate | 34 |
| Sister on "The Waltons" | 33 |
| Sister on "Dexter's Laboratory" | 45 |
| Sister of Queen Beatrix of the Netherlands | 42 |
| Sister of Olga and Masha, in Chekhov | 36 |
| Sister of Lustica in "Born Free" | 42 |
| Sister of Dweezil, Ahmet and Diva | 33 |
| Sister of Chekhov's Masha and Irina | 39 |
| Sister of Chekhov's Maria and Irina | 39 |
| Sister of Charles, Andrew and Edward | 36 |
| Sister of Charles, Andrew and Edward | 37 |
| Sister of Albus and Aberforth Dumbledore | 40 |
| Sister mag of "Paris Match" | 37 |
| Sister mag of ''American Baby'' | 47 |
| Sister in Chekhov's "Three Sisters" | 49 |
| Sister in a Clint Eastwood film title | 37 |
| Sister in "Three Sisters" | 35 |
| Sister in "The Color Purple" | 38 |
| Sister in "Little Women" | 34 |
| Sister in 'Three Sisters' | 33 |
| Sister Helen ___, death penalty opponent | 40 |
| Sister Hazel song off "Lift" | 38 |
| Sister and dance partner of Fred Astaire | 40 |
| Sister (and occasional rival) of Venus | 38 |
| Sistan and Baluchestan is its largest province | 46 |
| Sisqó's old group, ___ Hill | 34 |
| Sirtis's "Star Trek: T.N.G." role | 47 |
| Sirius's mythological master | 32 |
| Sirius' pending merger partner | 34 |
| Sirius' master, in some depictions | 38 |
| Sirius radio program, with "The" | 42 |
| Siri might have trouble understanding them | 42 |
| Siren luring sailors to shipwreck | 33 |
| Siren in "East of Eden" | 33 |
| Sire's influence over others' offspring | 47 |
| Sir's counterpart, informally | 33 |
| Sir ___, foster brother of King Arthur | 38 |
| Sir ___ Hillary, of mountain-climbing fame | 42 |
| Sir ___ Belch of "Twelfth Night" | 42 |
| Sir __ Belch of "Twelfth Night" | 41 |
| Sir Walter ___, "Ivanhoe" author | 42 |
| Sir Walter who wrote "Ivanhoe" | 40 |
| Sir Walter ScottÂ’s first novel | 34 |
| Sir Walter Scott classic or Canadian car | 40 |
| Sir Walter or N.C.'s capital | 32 |
| Sir Trevor of the Royal Shakespeare Company | 43 |
| Sir Toby of "Twelfth Night" | 37 |
| Sir Thomas who introduced the sonnet to England | 47 |
| Sir Stafford ___, British statesman | 35 |
| Sir Samuel Cunard and Sir Henry Royce | 37 |
| Sir Robert Peel repealed the last one in 1846 | 45 |
| Sir Robert of London's bobbies | 34 |
| Sir Richard who co-founded the Spectator | 40 |
| Sir Richard of "Camelot" | 34 |
| Sir Richard Francis Burton was one | 34 |
| Sir Peter ___, painter of British royalty | 41 |
| Sir or madam, as the case may be | 32 |
| Sir Newton, in situations of lower gravity | 42 |
| Sir Mix-a-Lot likes them, no lie | 32 |
| Sir Michael ___, modern composer | 32 |
| Sir Michael who plays Dumbledore | 32 |
| Sir Michael of "The Dark Knight Rises" | 48 |
| Sir M. ___Newfoundlander we quote today | 39 |
| Sir Lawrence ___-Tadema, English painter | 40 |
| Sir John ___, "Wonderland" illustrator | 48 |
| Sir John Kenneth ___ (British composer) | 39 |
| Sir Isaac who developed a shorthand method | 42 |
| Sir Hillary, of mountain-climbing fame | 38 |
| Sir Hillary of mountain-climbing fame | 37 |
| Sir Henry ___, pioneer in steelmaking | 37 |
| Sir Henry who co-founded a car company in 1906 | 46 |
| Sir Henry for whom a gallery is named | 37 |
| Sir Geraint's wife, in Arthurian legend | 43 |
| Sir Geraint's extremely patient wife | 40 |
| Sir Georg of the Chicago Symphony | 33 |
| Sir Frank ___, historian of Anglo-Saxon England | 47 |
| Sir Francis who circumnavigated the globe | 41 |
| Sir Francis Drake's was golden | 34 |
| Sir Francis Drake's was "Golden" | 46 |
| Sir Francis Drake's Indian ship? | 36 |
| Sir Francis Drake discovery of 1579 | 35 |
| Sir Ensor Doone's granddaughter | 35 |
| Sir Elton soaring closely by the control tower? | 47 |
| Sir Dennis ___ ("Spamalot" role) | 42 |
| Sir Charles ______ , Author of today's quote | 48 |
| Sir Broadfoot Basham's creator | 34 |
| Sir Anthony Eden, 1st Earl of ___ | 33 |
| Sir Alexander Fleming's discovery: 1928 | 43 |
| Sir Alexander Fleming's antibiotic | 38 |
| Sir -- Belch, of 'Twelfth Night' | 40 |
| Sipowicz's partner on "NYPD Blue" | 47 |
| Sipowicz player on "N.Y.P.D. Blue" | 44 |
| Sipowicz of "NYPD Blue," for one | 42 |
| Siouxsie and the Banshees fans, likely | 38 |
| Siouxsie and the Banshees fan, e.g. | 35 |
| Siouxsie & the Banshees style | 33 |
| Sioux leader of the 19th century | 32 |
| Sioux Falls-to-Cedar Rapids dir. | 32 |
| Sioux Falls to Sioux City: abbr. | 32 |