| 100% | ENO | 3 | William Phelps ___, inventor of the stop sign and the crosswalk |
| 51% | ENO | 3 | William ___, credited with inventing the stop sign and the one way street, despite not driving himself |
| 44% | WHEATSTONE | 10 | Charles —, 19th-century inventor of the English concertina and the Playfair cipher |
| 44% | OTIS | 4 | William ___, inventor of the steam shovel |
| 44% | OCTAGON | 7 | The shape of most stop signs |
| 44% | CHINESE | 7 | Inventors of the compass and movable type |
| 43% | EDISON | 6 | Inventor of the phonograph and the light bulb |
| 42% | COUSTEAU | 8 | Jacques, scientist and inventor of the Aqua-Lung |
| 42% | IBM | 3 | Hardware producer and inventor of the ATM: Abbr. |
| 42% | EDISON | 6 | US inventor of the phonograph and light bulb |
| 42% | SYMBOLOGY | 9 | The study of signs and motifs |
| 42% | SEMIOLOGY | 9 | The study of signs and meaning |
| 42% | CONTE | 5 | Nicolas-Jacques —, inventor of the modern pencil and a hard type of crayon |
| 41% | MOON | 4 | William —, 19th-century inventor of a writing system for the blind |
| 41% | OCTAGON | 7 | Shape of the red sign you should stop at |
| 41% | JULIEMYERSON | 12 | Author of novels The Stopped Heart and Laura Blundy |
| 41% | SCORPIO | 7 | Sign of the zodiac in October and November |
| 40% | RED | 3 | Shade of fire vehicles and stop signs |
| 40% | ELIS | 4 | Manning of the NFL and inventor Whitney |
| 40% | ETTY | 4 | William —, English painter whose works include The Golden Age and The Judgement of Paris |
| 40% | FAULKNER | 8 | William __, U.S. author of The Sound and the Fury |
| 40% | BURROUGHS | 9 | William —, author of novels The Soft Machine and Nova Express |
| 40% | BRITS | 5 | Inventors of linoleum and the A.T.M., for example |
| 39% | IGUANA | 6 | Night of the __, Tennessee Williams play and story |
| 39% | HANNA | 5 | William ___ and Joseph Barbera, creators of the animated show "The Flintstones" |
| 39% | TAD | 3 | "The Dragonbone Chair" and "Brothers of the Wind" novelist Williams |
| 39% | REMISSION | 9 | A reduction of the signs and symptoms of cancer |
| 38% | LEOFENDER | 9 | Guitar inventor in the Rock and Roll Hall of Fame |
| 38% | MARTIN | 6 | '70s inventor and "father of the (handheld) cell phone", ___ Cooper |
| 38% | EIRE | 4 | “Sing of old ___ and the ancient ways”: William Butler Yeats |