| 100% | ONION | 5 | Source of the headline "World Death Rate Holding Steady at 100 Percent," with "The" |
| 41% | ONION | 5 | Source of the headline "World's Youngest Person Born," with "The" |
| 38% | ONION | 5 | Source of the headline "Archaeological Dig Uncovers Ancient Race of Skeleton People," with "The" |
| 37% | ONION | 5 | Source of the headline "Study Reveals: Babies Are Stupid," with "The" |
| 37% | ONION | 5 | Source of the headline "Fall Canceled After 3 Billion Seasons," with "the" |
| 36% | ONION | 5 | Source of the headline "Study Finds Blame Now Fastest Human Reflex," with "The" |
| 36% | TEMPEST | 7 | Source of the phrase "brave new world," with "The" |
| 35% | ONION | 5 | With "The," source of the headline "Yahoo! Launches Soul-Search Engine" |
| 34% | OSCAR | 5 | With 70-Across, source of the quip at 21-, 39- and 58-Across |
| 30% | LITTLEPRINCE | 12 | Source of the stepquote, with "The" |
| 30% | MARIOKART | 9 | Source of the "Luigi Death Stare" meme |
| 29% | NIMBUS | 6 | With 7-Across, sources of the circled words |
| 29% | ACTS | 4 | Source of the line "Thy money perish with thee" |
| 29% | RED | 3 | With 6-Down, winners of the 2018 World Series |
| 28% | ANTARCTIC | 9 | At the bottom of the world |
| 28% | AIRPISTOL | 9 | Source of fire at the Olympics |
| 28% | MAURICEGREENE | 13 | Sprinter who set the world record of 9.79 seconds in the 100-meter dash at the 1999 World Championships (2 wds.) |
| 28% | CARLLEWIS | 9 | Sprinter who set the world record of 9.86 seconds in the 100-meter dash at the 1991 World Championships (2 wds.) |
| 28% | USAINBOLT | 9 | Sprinter who set the world record of 9.58 seconds in the 100-meter dash at the 2009 World Championships (2 wds.) |
| 28% | TEMPEST | 7 | Source of the line "What's past is prologue," with "The" |
| 28% | ITASCA | 6 | Minnesota lake at the source of the Mississippi River |
| 28% | AMMAN | 5 | World capital with the historic Temple of Hercules |
| 27% | VALLEY | 6 | Death __, US desert, one of the hottest in world |
| 27% | AFR | 3 | Source of about half the world's diamonds: Abbr. |
| 27% | END | 3 | "Pirates of the Caribbean: At World's ___" |
| 27% | MAUSOLEUM | 9 | Ancient wonder of the world: __ at Halicarnassus |
| 27% | RINGS | 5 | "The Lord of the ___," book by J. R. R. Tolkien that holds the world record for the novel with the most video games based on it |
| 27% | DONOVANBAILEY | 13 | Sprinter who set the world record of 9.84 seconds in the 100-meter dash at the 1996 Olympics (2 wds.) |
| 27% | POLES | 5 | European society at the ends of the world |
| 27% | ASIA | 4 | Continent with most of the world's people |