| 100% | TUCCI | 5 | "___ in Italy" (food/travel show hosted by actor Stanley) |
| 51% | COOKINGWITHGASBAG | 17 | Food Network show hosted by a loudmouth? |
| 48% | ESPYS | 5 | Sports awards show hosted by Peyton Manning in 2017 |
| 46% | EMMYS | 5 | Awards show hosted in 2014 by Seth Meyers |
| 45% | SURVIVOR | 8 | CBS reality show hosted by Jeff Probst whose first version aired in Sweden |
| 44% | SURVIVOR | 8 | American reality show hosted by Jeff Probst, where contestants are marooned in an isolated location |
| 44% | BIGBROTHER | 10 | CBS reality show hosted by Julie Chen whose first version aired in the Netherlands: 2 wds. |
| 43% | GUYSBIGBITE | 11 | Food Network cooking show hosted by chef Fieri (3 wds.) |
| 43% | GIADAATHOME | 11 | Food Network cooking show hosted by chef De Laurentiis (3 wds.) |
| 42% | THEVOICE | 8 | American reality show hosted by Carson Daly, which works in a format similar to 21-Across: 2 wds. |
| 42% | MATCHGAME | 9 | Long-running panel show hosted by Gene Rayburn in the 1970s and by Martin Short in 2025: 2 wds. |
| 41% | TODAY | 5 | Show hosted by Katie Couric |
| 39% | MRROMANCE | 9 | 2005 reality show hosted by Fabio |
| 39% | FAMILYFEUD | 10 | Game show hosted by Steve Harvey |
| 39% | LASTWEEKTONIGHT | 15 | HBO show hosted by John Oliver |
| 38% | MCS | 3 | Show hosts, in brief |
| 38% | IDOL | 4 | Talent show hosted by Ryan Seacrest, familiarly |
| 38% | STARSEARCH | 10 | Old TV show hosted by Ed McMahon |
| 38% | EXTRA | 5 | Celebrity gossip show hosted by Maria Menounos |
| 38% | CHELSEA | 7 | Netflix talk show hosted by comedian Handler |
| 38% | EXTRA | 5 | Celebrity newsmagazine show hosted by Mario Lopez |
| 38% | MATCHGAME | 9 | *Classic daytime show hosted by Gene Rayburn |
| 38% | CONAN | 5 | Talk show hosted by a Harvard grad |
| 38% | FEARFACTOR | 10 | Former reality show hosted by Joe Rogan |
| 38% | FEUD | 4 | "Family ___" (game show hosted by Steve Harvey) |
| 38% | MATCH | 5 | "___ Game" (ABC show hosted by Alec Baldwin) |
| 38% | TRL | 3 | MTV show hosted by Carson Daly: Abbr. |
| 38% | PIMP | 4 | “___ My Ride” (MTV show hosted by Xzibit) |
| 38% | SURVIVOR | 8 | CBS reality show hosted by Jeff Probst |
| 38% | PARTSUNKNOWN | 12 | Emmy-winning travel and cuisine show hosted by Anthony Bourdain |