| 100% | TULIP | 5 | Flower that created the world's first speculative bubble, during the Dutch Golden Age |
| 53% | TULIP | 5 | Flower that caused the world's first economic bubble in the 1630s |
| 38% | TULIP | 5 | Flower in demand during a Dutch Golden Age "mania" |
| 35% | RCA | 3 | Co. that launched the world's first communications satellite |
| 34% | TULIPMANIA | 10 | Dutch craze of 1636-37, considered the first major speculative bubble |
| 34% | OPEL | 4 | Automotive company that conducted the world's first rocket-powered flights |
| 34% | LITE | 4 | *Mah-jongg-tile material that was the world's first synthetic plastic |
| 33% | ENIAC | 5 | Machine finished in 1945 that was the world's first electronic general-purpose digital computer |
| 32% | REMBRANDT | 9 | Artist of the Dutch Golden Age |
| 32% | BEA | 3 | Flyer that performed the world's first automatic landing on a commercial flight on June 10, 1965 (abbr.) |
| 31% | IRAN | 4 | Center of science during the Islamic Golden Age |
| 31% | LIGHTING | 8 | Condition that's optimal during the golden hour |
| 31% | ARABIANNIGHTS | 13 | Noted anthology compiled during the Islamic Golden Age, familiarly |
| 30% | FERMI | 5 | Enrico ___, Italian physicist who is known for creating the world's first nuclear reactor and has an element named after him |
| 30% | GUN | 3 | "Annie Get Your ___," musical that is based on Annie Oakley which was released during the Golden Age of Broadway |
| 30% | REMBRANDT | 9 | Dutch Golden Age painter of The Night Watch |
| 30% | FRANSHALS | 9 | Dutch Golden Age painter of The Laughing Cavalier |
| 30% | MINES | 5 | University in Golden, Colorado, known informally as this, that is consistently ranked first in the world for mineral exploration engineering |
| 30% | SACHA | 5 | ___ Jafri, British artist who created the world's largest canvas painting that was sold for $62 million in 2021 |
| 30% | TEXASRANGERS | 12 | AL West team that won the franchise's first-ever World Series in 2023, after 62 years: 2 wds. |
| 29% | INVISIBLE | 9 | ___ Woman, founding member of "Fantastic Four" who is the first superheroine created by Marvel during Silver Age |
| 29% | AOL | 3 | ISP that was big during the early Internet Age |
| 29% | SYRIA | 5 | Country that was home to the Ebla library, thought to be the world's first (2500 B.C.) |
| 29% | ARENA | 5 | Friends ___ (Stockholm venue that was the first stop on Beyoncé’s Renaissance World Tour) |
| 29% | CARNATIONS | 10 | Flowers that have represented Mother's Day since 17a delivered 500 of them at the first celebration in 1908 |
| 29% | URUGUAY | 7 | First country that won the FIFA World Cup |
| 29% | SPUTNIK | 7 | The world's first constructed satellite |
| 28% | TULIPS | 6 | Flowers that ignited Dutch bulb mania in the 1600s |
| 28% | SALERNO | 7 | City that briefly served as the Kingdom of Italy’s de-facto capital during the Second World War |
| 28% | HAITI | 5 | The world's first Black-led republic |