| Part of a nuclear arsenal, for short | 36 |
| Part of a nuclear family, maybe | 31 |
| Part of a nuclear reactor | 25 |
| Part of a nuclear research facility | 35 |
| Part of a nucleus | 17 |
| Part of a number | 16 |
| Part of a nun's habit | 25 |
| Part of a nursery rhyme | 23 |
| Part of a nursery rhyme dish | 28 |
| Part of a one-sided tennis match | 32 |
| Part of a one-two | 17 |
| Part of a P.C. Wren title | 25 |
| Part of a PA system | 19 |
| Part of a pack? | 15 |
| Part of a page of Google results | 32 |
| Part of a pair | 14 |
| Part of a pair of jewel-encrusted slacks? | 41 |
| Part of a pair of Levi's | 28 |
| Part of a pair of tights | 24 |
| Part of a pair who split to unite | 33 |
| Part of a palette | 17 |
| Part of a palindrome | 20 |
| Part of a palindrome featuring Elba | 35 |
| Part of a palindromic phrase | 28 |
| Part of a palmist's reading | 31 |
| Part of a pantheon | 18 |
| Part of a paper roll | 20 |
| Part of a paper towel roll | 26 |
| Part of a parachute | 19 |
| Part of a parachute (hopefully) | 31 |
| Part of a parade | 16 |
| Part of a paragraph | 19 |
| Part of a parcel | 16 |
| Part of a parcel, perhaps | 25 |
| Part of a parental explanation | 30 |
| Part of a Paris opera | 21 |
| Part of a park may provide it | 29 |
| Part of a parka | 15 |
| Part of a parrot's beak | 27 |
| Part of a parrot's bill | 27 |
| Part of a part | 14 |
| Part of a part of a place setting | 33 |
| Part of a participle | 20 |
| Part of a partridge | 19 |
| Part of a party line | 20 |
| Part of a pas de deux | 21 |
| Part of a pasha's palace | 28 |
| Part of a passenger ship | 24 |
| Part of a pasture | 17 |
| Part of a pataca | 16 |
| Part of a path left by Hansel and Gretel | 40 |
| Part of a pay phone | 19 |
| Part of a pay-as-you-go plan? | 29 |
| Part of a PC command | 20 |
| Part of a PC command for manual shutdown | 40 |
| Part of a PC's innards | 26 |
| Part of a PC-resetting combo | 28 |
| Part of a peace treaty [think Honda] | 36 |
| Part of a Pearl set | 19 |
| Part of a peck | 14 |
| Part of a pecking order? | 24 |
| Part of a pedal pusher? | 23 |
| Part of a pedestal | 18 |
| Part of a pedestal between the base and the cornice | 51 |
| Part of a pen | 13 |
| Part of a pencil | 16 |
| Part of a pension plan, briefly | 31 |
| Part of a pension plan, perhaps (abbr.) | 39 |
| Part of a Pentagon web address | 30 |
| Part of a pep talk | 18 |
| Part of a percussion section | 28 |
| Part of a perfect Thanksgiving meal? | 36 |
| Part of a period | 16 |
| Part of a period, geologically | 30 |
| Part of a perp's record | 27 |
| Part of a person's makeup | 29 |
| Part of a peseta | 16 |
| Part of a peso | 14 |
| Part of a petal-plucking phrase | 31 |
| Part of a petunia | 17 |
| Part of a PG rating | 19 |
| Part of a pharaoh's headdress | 33 |
| Part of a pharaoh's headdress, perhaps | 42 |
| Part of a philatelist's dotted line | 39 |
| Part of a philosophical dichotomy | 33 |
| Part of a phone number | 22 |
| Part of a phono record | 22 |
| Part of a phonograph | 20 |
| Part of a photographer's equipment | 38 |
| Part of a phrase | 16 |
| Part of a phrase meaning "small" | 42 |
| Part of a physical exam? | 24 |
| Part of a physics degree? | 25 |
| Part of a pianist's studies | 31 |
| Part of a pick-up truck | 23 |
| Part of a picket fence | 22 |
| Part of a pickup line | 21 |
| Part of a pickup line? | 22 |
| Part of a pie | 13 |
| Part of a pie chart | 19 |