| 100% | TTOP | 4 | Stingray feature, once |
| 61% | TTOP | 4 | Corvette Stingray feature |
| 61% | NEWSREEL | 8 | Feature accompanier, once |
| 61% | TTOP | 4 | Mustang feature, once |
| 56% | TTOP | 4 | Grand Prix feature, once |
| 54% | REDSTAR | 7 | Feature of Texaco's logo, once |
| 52% | NEWSREEL | 8 | Feature before a feature, once |
| 52% | KNITSKULL | 9 | Baby feature, once the fontanels have closed? |
| 50% | TVMOVIES | 8 | Features of living rooms across the nation, once? |
| 50% | EULER | 5 | Mathematician once featured on Swiss banknotes |
| 49% | ASHTRAY | 7 | Once-standard feature not found in most newer vehicles |
| 49% | PEPSI | 5 | Brand whose ads once featured Michael Jackson |
| 49% | SUITS | 5 | Legal series that once featured Meghan Markle |
| 47% | CDTRAY | 6 | Retractable feature of a PC or stereo, once |
| 47% | SNL | 3 | Show that once featured "Wayne's World": Abbr. |
| 47% | LYFT | 4 | Rideshare company that once featured big pink mustaches |
| 47% | PARKAY | 6 | Margarine whose ads once featured a talking tub |
| 46% | DENEUVE | 7 | Actress once featured in ads for Chanel No. 5 |
| 46% | ARRID | 5 | Toiletry brand whose TV ads once featured the Supremes |
| 46% | BUDICE | 6 | Anheuser-Busch product whose ads once featured a penguin |
| 44% | SCTV | 4 | Comedy show that once featured John Candy and Martin Short |
| 44% | SAHL | 4 | Canadian-born comedian once featured on the cover of Time |
| 44% | BAGEL | 5 | "Everything" baked item featured in "Everything Everywhere All at Once" |
| 43% | SNL | 3 | NBC show that once featured Mike Myers and Chris Rock: Abbr. |
| 42% | NYT | 3 | Big Apple newspaper that once featured Bill Rhoden's sports columns: Abbr. |
| 41% | TAIL | 4 | Feature of Hobbes that Calvin once described as "sort of a necktie for your butt" |
| 40% | SLIMJIM | 7 | Beef jerky brand that once featured "Macho Man" Randy Savage in its ads |
| 37% | ERST | 4 | Once, once |
| 35% | ERRANT | 6 | Stingray |
| 35% | UPON | 4 | It follows once |