| Sonar datum | 11 |
| Sonar comeback | 14 |
| Sonar blips | 11 |
| Sonar blip | 10 |
| Sonar in Soho | 14 |
| Sonant | 6 |
| Son: Spanish :: ___ : English | 29 |
| Son-of-a-gun | 12 |
| Son-in-law of Mussolini | 23 |
| Son-in-law of Muhammad | 22 |
| Son-in-law of Mohammed | 22 |
| Son-in-law of Johnson | 21 |
| Son-in-law of Jethro | 20 |
| Son-in-law of Ikhnaton | 22 |
| Son-in-law of Elon | 18 |
| Son-gun link | 12 |
| Son-gun connector | 17 |
| Son-gun connection | 18 |
| Son, usually | 12 |
| Son, sometimes | 14 |
| Son, or moon, of Neptune | 24 |
| Son, on the Seine | 17 |
| Son, often | 10 |
| Son, north of the Mexican border | 32 |
| Son, north of the border | 24 |
| Son, in Stuttgart | 17 |
| Son, in Sonora | 14 |
| Son, in Seville | 15 |
| Son, in Paris | 13 |
| Son, in Córdoba | 18 |
| Son, in Buenos Aires | 20 |
| Son, at the Sorbonne | 20 |
| Son's designation, with "the" | 43 |
| Son ___ soil | 12 |
| Son ___ sea cook | 16 |
| Son ___ gun | 11 |
| Son ___ (biblical phrase) | 25 |
| Son with the same name, in the U.K. | 35 |
| Son Volt "Too ___" | 28 |
| Son undone by the sun | 21 |
| Son to Val and Aleta | 20 |
| Son spots? | 10 |
| Son or grandson, say | 20 |
| Son or daughter, usually | 24 |
| Son or daughter, typically | 26 |
| Son or brother of Osiris | 24 |
| Son on Noah's ark | 21 |
| Son on "The Jeffersons" | 33 |
| Son on "The Andy Griffith Show" | 41 |
| Son on "Six Feet Under" | 33 |
| Son of, to Fahd | 15 |
| Son of, to an Israeli | 21 |
| Son of, in Scotland | 19 |
| Son of, in Hebrew names | 23 |
| Son of, in Arabic names | 23 |
| Son of, in Arab names | 21 |
| Son of _____ | 12 |
| Son of ___ | 10 |
| Son of Zeus doomed to frustration | 33 |
| Son of Zeus and Hera | 20 |
| Son of Zeus and Europa | 22 |
| Son of Zeus and Callisto | 24 |
| Son of Zeus | 11 |
| Son of Zebulun | 14 |
| Son of Willy Loman | 18 |
| Son of William the Conqueror | 28 |
| Son of Vespasian | 16 |
| Son of Venus | 12 |
| Son of Vasili III | 17 |
| Son of Valiant | 14 |
| Son of Val and Aleta | 20 |
| Son of Uranus and Gaea | 22 |
| Son of Troy's founder | 25 |
| Son of Tros | 11 |
| Son of the West Wind | 20 |
| Son of the Sun | 14 |
| Son of the soil | 15 |
| Son of the old sod | 18 |
| Son of the Mikado | 17 |
| Son of the Great Prince of the Forest | 37 |
| Son of the 26th U.S. president | 30 |
| Son of Telamon | 14 |
| Son of Tantalus | 15 |
| Son of Stiller and Meara | 24 |
| Son of sports columnist Scott | 29 |
| Son of Solomon Levy in an Anne Nichols play | 43 |
| Son of Snuffy Smith, in the comics | 34 |
| Son of Shem | 11 |
| Son of Seth, in the Bible | 25 |
| Son of Seth and nephew of Abel | 30 |
| Son of Seth | 11 |
| Son of Seattle Slew | 19 |
| Son of Sarek and Amanda, on "Star Trek" | 49 |
| Son of Sarek | 12 |
| Son of Sarah | 12 |
| Son of Sam, e.g. | 16 |
| Son of Saddam | 13 |
| Son of Ruth and Boaz | 20 |
| Son of Ron Paul | 15 |
| Son of Rhea Silvia | 18 |