| Popular razors | 14 |
| Popular reading | 15 |
| Popular reading since 1923 | 26 |
| Popular reality show in the Finnish wilderness | 46 |
| Popular reality show, familiarly | 32 |
| Popular reality show, to fans | 29 |
| Popular reality show, with "The" | 42 |
| Popular reception feature | 25 |
| Popular record company/compilation | 34 |
| Popular record label | 20 |
| Popular Reddit feature, for short | 33 |
| Popular Reddit section featuring Q&As | 41 |
| Popular Reddit section, briefly | 31 |
| Popular reds | 12 |
| Popular reference work | 22 |
| Popular references | 18 |
| Popular refrain | 15 |
| Popular rejoinders | 18 |
| Popular relief for painful pectorals | 36 |
| Popular reliever of aches | 25 |
| Popular remedy | 14 |
| Popular rental | 14 |
| Popular reputations | 19 |
| Popular resort island | 21 |
| Popular resort name | 19 |
| Popular resort outside Boston | 29 |
| Popular resort, briefly | 23 |
| Popular rest area | 17 |
| Popular restaurant | 18 |
| Popular restaurant chain, briefly | 33 |
| Popular restaurant chain, familiarly | 36 |
| Popular restaurant chain, for short | 35 |
| Popular restaurant fish | 23 |
| Popular restaurants | 19 |
| Popular retirement city, informally | 35 |
| Popular retirement destination | 30 |
| Popular retirement spot | 23 |
| Popular rhythm | 14 |
| Popular river name | 18 |
| Popular roadside chain, for short | 33 |
| Popular rock band | 17 |
| Popular rock group | 18 |
| Popular rock group, for short | 29 |
| Popular rock guit. | 18 |
| Popular rock makeup product | 27 |
| Popular rock singer Gloria | 26 |
| Popular rock/rap/funk group | 27 |
| Popular rodent pet | 18 |
| Popular roll | 12 |
| Popular Roman parlor game? | 26 |
| Popular room | 12 |
| Popular roses | 13 |
| Popular rubbers | 15 |
| Popular rum drink | 17 |
| Popular rummy game | 18 |
| Popular run | 11 |
| Popular Russian import, informally | 34 |
| Popular Russian vodka, familiarly | 33 |
| Popular RV park | 15 |
| Popular Saab model | 18 |
| Popular saddle horses | 21 |
| Popular saint | 13 |
| Popular salad | 13 |
| Popular salad fish | 18 |
| Popular salad green | 19 |
| Popular salad ingredient | 24 |
| Popular salmon | 14 |
| Popular sandpaper? | 18 |
| Popular sandwich bag | 20 |
| Popular sandwich choice | 23 |
| Popular sandwich cookie | 23 |
| Popular sandwich filler | 23 |
| Popular sandwich for kids, for short | 36 |
| Popular sandwich option | 23 |
| Popular sandwich, briefly | 25 |
| Popular sandwich, for short | 27 |
| Popular sandwich, informally | 28 |
| Popular sandwiches | 18 |
| Popular sans-serif choice | 25 |
| Popular sans-serif font | 23 |
| Popular satirical news source, with "The" | 51 |
| Popular sauce | 13 |
| Popular sauce brand | 19 |
| Popular savants | 15 |
| Popular savings plan | 20 |
| Popular sax | 11 |
| Popular saxophonist | 19 |
| Popular scale range | 19 |
| Popular scent | 13 |
| Popular school period | 21 |
| Popular school trip site | 24 |
| Popular sci-fi locale | 21 |
| Popular sci-fi site | 19 |
| Popular sci-fi video game | 25 |
| Popular science | 15 |
| Popular science fiction magazine | 32 |
| Popular science magazine | 24 |
| Popular science writer | 22 |
| Popular Scotch, familiarly | 26 |
| Popular screen android | 22 |