| Popular knife brand | 19 |
| Popular knowledge | 17 |
| Popular lab solvent | 19 |
| Popular label | 13 |
| Popular lad mag | 15 |
| Popular ladies' magazine | 28 |
| Popular landscaping plant | 25 |
| Popular lane | 12 |
| Popular laptop | 14 |
| Popular LARC (long-acting reversible contraception) | 51 |
| Popular Las Vegas male entertainer | 34 |
| Popular late-night host | 23 |
| Popular Latin song | 18 |
| Popular laundry detergent | 25 |
| Popular lawn ornament | 21 |
| Popular lawn tool | 17 |
| Popular lead at bridge | 22 |
| Popular legend of Dutch origin | 30 |
| Popular leisure pants | 21 |
| Popular leisure suit fabric | 27 |
| Popular Levi's slacks | 25 |
| Popular liberal arts deg. | 25 |
| Popular light reading | 21 |
| Popular Lily Tomlin character | 29 |
| Popular line dance of the 1950s | 31 |
| Popular line for printers | 25 |
| Popular line of footwear? | 25 |
| Popular lingerie brand | 22 |
| Popular lingerie color | 22 |
| Popular liniment brand | 22 |
| Popular lipstick colors | 23 |
| Popular liqueur | 15 |
| Popular lists | 13 |
| Popular live lecture series | 27 |
| Popular locale for skiers | 25 |
| Popular logic puzzle | 20 |
| Popular long-distance choice | 28 |
| Popular Looney Tunes tat | 24 |
| Popular low-rider model, briefly | 32 |
| Popular lullaby | 15 |
| Popular lunch bag munchie | 25 |
| Popular lunch hour | 18 |
| Popular lunch hr. | 17 |
| Popular lunch orders, briefly | 29 |
| Popular lunch salad | 19 |
| Popular lunchbox sandwich, for short | 36 |
| Popular machine | 15 |
| Popular magazine | 16 |
| Popular magazine article? | 25 |
| Popular magazine since 1926 | 27 |
| Popular mail order company | 26 |
| Popular main course | 19 |
| Popular maker of briefs | 23 |
| Popular male doll | 17 |
| Popular mall hang-out | 21 |
| Popular mall jewelry store | 26 |
| Popular mall retailer | 21 |
| Popular malt beverage | 21 |
| Popular Manhattan locale | 24 |
| Popular marker | 14 |
| Popular Massachusetts vacation area | 35 |
| Popular massage technique | 25 |
| Popular Mattel game | 19 |
| Popular Mazda | 13 |
| Popular meat sauce, for short | 29 |
| Popular meeting place, in London | 32 |
| Popular men's issue | 23 |
| Popular men's magazine | 26 |
| Popular metal polish | 20 |
| Popular Mexican beer | 20 |
| Popular Mexican music | 21 |
| Popular Mexican tourist destination | 35 |
| Popular Microsoft product | 25 |
| Popular Microsoft software | 26 |
| Popular microwave popcorn | 25 |
| Popular middle name | 19 |
| Popular middle name for a girl | 30 |
| Popular military call | 21 |
| Popular milk dunkee | 19 |
| Popular mint | 12 |
| Popular mints | 13 |
| Popular Mitsubishi S.U.V. | 25 |
| Popular mixed drink, for short | 30 |
| Popular mixer | 13 |
| Popular model-railroading scale | 31 |
| Popular modern exercise system | 30 |
| Popular moisturizer ingredient | 30 |
| Popular money-raiser | 20 |
| Popular money-raising event | 27 |
| Popular morning show | 20 |
| Popular morning stop | 20 |
| Popular morning talk show | 25 |
| Popular Moroccan beverage | 25 |
| Popular mortgage plan | 21 |
| Popular motor home | 18 |
| Popular motorcycle | 18 |
| Popular Mouseketeer | 19 |
| Popular movie candy | 19 |
| Popular movie house name | 24 |
| Popular movie series | 20 |