| Certain Nobel Institute site | 28 |
| Certain Nobel prize subj. | 25 |
| Certain noble's domain | 26 |
| Certain noblewoman (Var.) | 25 |
| Certain noncom, casually | 24 |
| Certain noncoms (abbr.) | 23 |
| Certain North African Muslim | 28 |
| Certain North American | 22 |
| Certain not-for-profit gp. | 26 |
| Certain notebooks: Abbr. | 24 |
| Certain November also-ran | 25 |
| Certain Novi Sad residents | 26 |
| Certain number in NASA lingo | 28 |
| Certain number or quantity | 26 |
| Certain numbers in arithmetic | 29 |
| Certain numerical prefix | 24 |
| Certain nursery rhyme intro | 27 |
| Certain nuts, for short | 23 |
| Certain Obama appointee | 23 |
| Certain objet d'art | 23 |
| Certain occupancy privileges | 28 |
| Certain Oceanian, informally | 28 |
| Certain off-road excursion | 26 |
| Certain office machine output | 29 |
| Certain Ohio baseballer | 23 |
| Certain Oklahoma native | 23 |
| Certain old TV accessory | 24 |
| Certain old-woman's home | 28 |
| Certain Olympic athlete | 23 |
| Certain Olympic contender | 25 |
| Certain Olympic team letters | 28 |
| Certain one, in Berlin | 22 |
| Certain one, to Louis I | 23 |
| Certain one-time Yugoslavian | 28 |
| Certain ones on the sidelines | 29 |
| Certain ones, in Brooklyn | 25 |
| Certain online request | 22 |
| Certain operating system | 24 |
| Certain orbital points | 22 |
| Certain orchestra member | 24 |
| Certain Oregon resident | 23 |
| Certain organic compound | 24 |
| Certain organic compounds | 25 |
| Certain Oriental rug maker | 26 |
| Certain oriental women | 22 |
| Certain ornamentations | 22 |
| Certain outdoor growing area | 28 |
| Certain overseas reporter | 25 |
| Certain overthrown leader | 25 |
| Certain oyster hunters | 22 |
| Certain packed container | 24 |
| Certain paddle-wielders | 23 |
| Certain pads, for short | 23 |
| Certain paint protector | 23 |
| Certain paint treatment | 23 |
| Certain palm tree extract | 25 |
| Certain pancake makeup | 22 |
| Certain panhandle state | 23 |
| Certain paper deliverer | 23 |
| Certain parallel: Abbr. | 23 |
| Certain parallelogram (Var.) | 28 |
| Certain parallelograms: Abbr. | 29 |
| Certain parcels of earth | 24 |
| Certain Parisian desserts | 25 |
| Certain Parliament member | 25 |
| Certain parlor's offering | 29 |
| Certain partner: Abbr. | 22 |
| Certain party adornment | 23 |
| Certain party deliveries | 24 |
| Certain party people: Abbr. | 27 |
| Certain password provider | 25 |
| Certain pay raise, for short | 28 |
| Certain PC storage area | 23 |
| Certain peaceful Indian | 23 |
| Certain people of Rwanda | 24 |
| Certain people, zodiacally | 26 |
| Certain perforated container | 28 |
| Certain Persian Gulf native | 27 |
| Certain Persian's sound | 27 |
| Certain pest control worker | 27 |
| Certain pet's refrain | 25 |
| Certain pet, in totspeak | 24 |
| Certain petroleum product | 25 |
| Certain petty officer: Abbr. | 28 |
| Certain phantom's haunt | 27 |
| Certain photo job: Abbr. | 24 |
| Certain photo order (Abbr.) | 27 |
| Certain photo order: Abbr. | 26 |
| Certain piece of chicken | 24 |
| Certain piece of jewelry | 24 |
| Certain piece of plastic | 24 |
| Certain pigments or paintings | 29 |
| Certain pilot's mission | 27 |
| Certain placard carriers | 24 |
| Certain place for bishops | 25 |
| Certain plaintiff, at law | 25 |
| Certain plaintiff, in law | 25 |
| Certain plane delivery | 22 |
| Certain planes (Abbr.) | 22 |
| Certain plant or fiber | 22 |