| Population of interest to ornithologists | 40 |
| Population figure? | 18 |
| Population fig., e.g. | 21 |
| Population factor | 17 |
| Population count | 16 |
| Population centers | 18 |
| Population center | 17 |
| Population and pollution, e.g. | 30 |
| Populates | 9 |
| Populated with pesky plants | 27 |
| Populated | 9 |
| Populate | 8 |
| Popularly termed | 16 |
| Popularly positioned | 20 |
| Popularly accepted tales | 24 |
| Popularly accepted tale | 23 |
| Popularizer of the bossa nova | 29 |
| Popularizer of "Mule Train" | 37 |
| Popularity lists | 16 |
| Popularity boost due to a certain TV endorsement | 48 |
| Popularity | 10 |
| Popular, in a way | 17 |
| Popular zydeco instrument | 25 |
| Popular zoo attractions | 23 |
| Popular Yuletide role | 21 |
| Popular yule song | 17 |
| Popular youth magazine | 22 |
| Popular youth group | 19 |
| Popular Yeltsin reforms (2,5) | 29 |
| Popular yellow office product | 29 |
| Popular yellow dessert | 22 |
| Popular Yale major | 18 |
| Popular X-ray subject | 21 |
| Popular writers | 15 |
| Popular writer? | 15 |
| Popular wrestler in the 1980s | 29 |
| Popular wrap | 12 |
| Popular workout system | 22 |
| Popular workout routine | 23 |
| Popular workout | 15 |
| Popular word in German product packaging | 40 |
| Popular word game | 17 |
| Popular wood for wood chips | 27 |
| Popular wood | 12 |
| Popular women's shoe seller | 31 |
| Popular women's monthly | 27 |
| Popular women's magazine | 28 |
| Popular women's mag | 23 |
| Popular women's garb | 24 |
| Popular women's fragrance | 29 |
| Popular winter resort | 21 |
| Popular winter footwear brand | 29 |
| Popular winter flower in the South | 34 |
| Popular wine, for short | 23 |
| Popular wine grape | 18 |
| Popular wine brand | 18 |
| Popular wigs of yore | 20 |
| Popular whitener | 16 |
| Popular whitefish | 17 |
| Popular White House souvenir | 28 |
| Popular whale-watching destination | 34 |
| Popular weight-loss program with colored food cards | 51 |
| Popular weekly lineup | 21 |
| Popular weekend event | 21 |
| Popular wedding-cake decorations | 32 |
| Popular wedding website, or what's tied at a wedding | 56 |
| Popular wedding month | 21 |
| Popular wedding gift | 20 |
| Popular wedding dress type | 26 |
| Popular website genre | 21 |
| Popular Web service provider | 28 |
| Popular Web server | 18 |
| Popular Web portal | 18 |
| Popular weather forecaster | 26 |
| Popular way to serve potatoes | 29 |
| Popular way to have chili | 25 |
| Popular way to get around New York City | 39 |
| Popular watches | 15 |
| Popular watch brand | 19 |
| Popular watch | 13 |
| Popular Warner-Lambert product | 30 |
| Popular warmer-upper | 20 |
| Popular wares in June | 21 |
| Popular walking site | 20 |
| Popular W.W. II song | 20 |
| Popular VW model | 16 |
| Popular VW | 10 |
| Popular vote winner of 1876 | 27 |
| Popular volleyball venue | 24 |
| Popular volleyball setting | 26 |
| Popular Volkswagen model | 24 |
| Popular Volkswagen | 18 |
| Popular vodka-drinking locale? | 30 |
| Popular vodka, informally | 25 |
| Popular vodka, familiarly | 25 |
| Popular vodka, briefly | 22 |
| Popular vodka brand, for short | 30 |
| Popular vitamin brand | 21 |
| Popular Vincent Lopez tune | 26 |
| Popular video recorder | 22 |