| Symbols used in Navajo and Mayan art | 36 |
| Symbols used to represent magnetic flux | 39 |
| Symmetrical power conductor for appliances? | 43 |
| Sympathetic listener's phrase | 33 |
| Sympathetic nervous system response | 35 |
| Sympathetic response to a complaint | 35 |
| Sympathy from the maestro's group? | 38 |
| Symphonic '70s rockers, with "The" | 48 |
| Symphonic piece that tells a story | 34 |
| Symphonic poem by Varèse: 1965 | 33 |
| Symphony first performed in April 1805 | 38 |
| Symphony No. 3 in E Flat Major, familiarly | 42 |
| Symphony originally dedicated to Napoleon | 41 |
| Symphony originally named "Bonaparte" | 47 |
| Symphony that heralded musical Romanticism | 42 |
| Symphony that includes a funeral march | 38 |
| Symphony that premiered in Vienna in 1805 | 41 |
| Symphony whose second movement is a funeral march | 49 |
| Symphony with a noted funeral march | 35 |
| Symphony X "In the Dragon's ___" | 46 |
| Symptom of nervous system impairment | 36 |
| Symptom of some allergy sufferers | 33 |
| Symptom of Tourette's syndrome | 34 |
| Synchronized performance in a pool | 34 |
| Synchronized swimming gold medalist Caroline | 44 |
| Syncopated piano piece for Seattle residents? | 45 |
| Syndicated advice column from a couch potato? | 45 |
| Syndicated computer adviser Mr. __ | 34 |
| Syndicated court-show judge Greg | 32 |
| Syndicated horoscope writer Sydney | 34 |
| Syndicated, as "Seinfeld" | 35 |
| Synge's "The ___ Islands" | 39 |
| Synge's "___ to the Sea" | 38 |
| Synge's "_____ Island" | 36 |
| Syngman ___ (first president of South Korea) | 44 |
| Syngman ___, first president of South Korea | 43 |
| Synonym for "on the house" | 36 |
| Synonym for "the love of Mike" | 40 |
| Synonymous with, with "for" | 37 |
| Synthetic fiber used in bulletproof vests | 41 |
| Synthetic material invented in the 1930s | 40 |
| Synthetic polyamide used in fiber-making | 40 |
| Synthetic rubber used for wet suits | 35 |
| Synthetic rubber used in footballs | 34 |
| Synthetic rubber used in inner tubes | 36 |
| Synthetist's picture of a French author? | 44 |
| Synthpop singer of "99 Luftballons" | 45 |
| Syracuse graduate in phlebotomy? | 32 |
| Syria's Bashar or his father Hafez | 38 |
| Syria's largest non-Arab ethnic group | 41 |
| Syria's Zakariyah Mosque city | 33 |
| Syria-Egypt acronym: 1958–61 | 35 |
| Syrian city with 2011 antigovernment protests | 45 |
| Syrian city with a famous citadel | 33 |
| Syrian president, present and past | 34 |
| Syrup made from pomegranate juice | 33 |
| Syrup used after some poisonings | 32 |
| Syrup used to purge accidentally-swallowed poison | 49 |
| Syrupy alcohol used as a sweetener | 34 |
| Sysadmin's area of expertise | 32 |
| Syst. first implemented during W.W. I | 37 |
| Syst. for talking without speaking | 34 |
| Syst. of talking with one's hands | 37 |
| System adopted by most of the world | 35 |
| System developed at Bell Laboratories | 37 |
| System for determining the top NCAA football team | 49 |
| System for keeping closets organized? | 37 |
| System for measuring public speaking proficiency? | 49 |
| System for which Super Mario Land was developed | 47 |
| System of a Down "Jet ___" | 36 |
| System of a Down "Toxicity" song | 42 |
| System of a Down "___ Dance" | 38 |
| System of a Down "___ Suey!" | 38 |
| System of a Down might do one on a skate ramp? | 46 |
| System of a Down song about math? | 33 |
| System of a Down song played in a pub? | 38 |
| System of a Down song that obstructs? | 37 |
| System of measuring cereal by weight? | 37 |
| System of online discussion groups | 34 |
| System that came with black joysticks | 37 |
| System that connects computers (Abbr.) | 38 |
| System that connects computers: abbr. | 37 |
| System that shipped with the Zapper: Abbr. | 42 |
| System to reduce background noise | 33 |
| System with a movement-sensing controller | 41 |
| System with a Porte de Versailles station | 41 |
| System with a standard 22x16-meter screen | 41 |
| System with joysticks and paddles | 33 |
| System with paddles and a joystick | 34 |
| System with the REXXDUMP command | 32 |
| Systematic, argumentative essays | 32 |
| Systematically categorized one's anxieties? | 47 |
| Systems that turn motors in time with generators | 48 |
| Systems with Nunchuk controllers | 32 |
| Szechwan restaurant menu promise | 32 |
| Szyslak of "The Simpsons" | 35 |