| 100% | ATHOS | 5 | One of the Three Musketeers, along with Porthos and Aramis |
| 66% | PAPA | 4 | One of the Three Bears, along with Mama and Baby |
| 64% | FATS | 4 | One of the three main macronutrients, along with carbohydrates and proteins |
| 61% | AOL | 3 | One of the former Big Three information services, along with CompuServe and Prodigy |
| 59% | ABC | 3 | One of the Big Three networks, along with NBC and CBS |
| 56% | GASPAR | 6 | One of the Magi, along with Melchior and Balthazar |
| 55% | ATHOS | 5 | Friend of Porthos and Aramis in "The Three Musketeers" |
| 54% | SLOTH | 5 | One of three living mammals in the superorder Xenarthra, along with the armadillo and anteater |
| 53% | AIR | 3 | One of the four classical elements, along with fire, earth, and water |
| 53% | AER | 3 | One of the four classical elements, along with ignis, aqua and terra |
| 53% | LAOS | 4 | One of the three landlocked countries with four-letter names, aside from Chad and Mali |
| 52% | ATHOS | 5 | One of the Three Musketeers |
| 52% | ARAMIS | 6 | One of the Three Musketeers |
| 52% | PORTHOS | 7 | One of the three musketeers |
| 52% | SERA | 4 | One (along with Ganden and Drepung) of the "great three" monasteries of Tibet |
| 51% | NINA | 4 | One of Columbus's ships, along with the Pinta and the Santa Maria |
| 50% | DANTE | 5 | One of the so-called "Three Crowns of Florence," along with Petrarch and Boccaccio |
| 50% | LUCIANO | 7 | One of opera's Three Tenors, along with José and Plácido |
| 50% | ATHOS | 5 | One of the Three Musketeers in works by Alexandre Dumas |
| 49% | DHARMA | 6 | Component, along with the Buddha and the sangha, of Buddhism’s Three Jewels |
| 48% | ATHOS | 5 | Musketeer with Porthos and Aramis |
| 48% | ARAMIS | 6 | One of The Three Musketeers in the novel of that name by Alexandre Dumas |
| 48% | CLARITY | 7 | One of the four C's of diamonds (along with cut, color, and carat) |
| 47% | ONEAL | 5 | Shaquille ___, one of the greatest players of the LA Lakers who won three NBA Championships and three MVP titles with the team |
| 46% | ALLFORONE | 9 | With 15- and 22-Across, catchphrase of the Three Musketeers |
| 45% | SHARJAH | 7 | One of the seven Emirates, with three enclaves |
| 43% | ALL | 3 | Start and end of the Three Musketeers' motto |
| 43% | PIERCEARROW | 11 | Third member of the Three “P”s of luxury automobiles, along with Packard and Peerless |
| 43% | PLATO | 5 | Greek philosopher considered one of the founders of Western Philosophy along with Aristotle |
| 43% | MENINX | 6 | One of three membranes that enclose the brain and spinal cord |