| Products of glaciation | 22 |
| Products of Hammond | 19 |
| Products of Holland's imagination | 37 |
| Products of hydrocarbon combustion | 34 |
| Products of Indian looms | 24 |
| Products of Jerez | 17 |
| Products of la tête | 22 |
| Products of Paul | 16 |
| Products of pig farm experiments gone awry? | 43 |
| Products of planning | 20 |
| Products of sheep coats | 23 |
| Products of smelting | 20 |
| Products of solar energy | 24 |
| Products of some "mills" | 34 |
| Products of some palms | 22 |
| Products of some plants | 23 |
| Products of some presses | 24 |
| Products of un pollo | 20 |
| Products of vines | 17 |
| Products of wood ashes | 22 |
| Products of wood carbonization | 30 |
| Products once pitched by U2 and Eminem | 38 |
| Products pitched by Bibendum | 28 |
| Products sold with earbuds | 26 |
| Products that make your hair stand on end | 41 |
| Products that may be 'wrought' | 38 |
| Products that secure locks? | 27 |
| Products whose original slogan was "Hello" | 52 |
| Products with "Walgreens" on the label, say | 53 |
| Products with earbuds | 21 |
| Produit de Bordeaux | 19 |
| Produit de Michelin | 19 |
| Proem | 5 |
| Proem or prelude | 16 |
| Prof production | 15 |
| Prof prop | 9 |
| Prof protector | 14 |
| Prof'l league sometimes called the "Dream Tour of Surfing" | 72 |
| Prof's address ending | 25 |
| Prof's address letters | 26 |
| Prof's admission that someone's helping him temporarily? | 64 |
| Prof's aides | 16 |
| Prof's aides, briefly | 25 |
| Prof's boss | 15 |
| Prof's concoction | 21 |
| Prof's creation | 19 |
| Prof's credential | 21 |
| Prof's credential, usually | 30 |
| Prof's deg. | 15 |
| Prof's degree | 17 |
| Prof's degree, often | 24 |
| Prof's degree, perhaps | 26 |
| Prof's delivery | 19 |
| Prof's email suffix | 23 |
| Prof's exercise | 19 |
| Prof's field | 16 |
| Prof's graders, often | 25 |
| Prof's helpers | 18 |
| Prof's helpers, for short | 29 |
| Prof's helpers: Abbr. | 25 |
| Prof's honorific | 20 |
| Prof's offering | 19 |
| Prof's paper graders, often | 31 |
| Prof's paper graders: Abbr. | 31 |
| Prof's place: Abbr. | 23 |
| Prof's pointer | 18 |
| Prof's poser | 16 |
| Prof's props | 16 |
| Prof's protection | 21 |
| Prof's qualification | 24 |
| Prof's quiz | 15 |
| Prof's role | 15 |
| Prof's security | 19 |
| Prof's stand | 16 |
| Prof's tip of the hat | 25 |
| Prof's underlings | 21 |
| Prof's visitor, maybe | 25 |
| Prof. | 5 |
| Prof. 'iggins | 17 |
| Prof. Brainard of "The Absent-Minded Professor" | 57 |
| Prof. degree | 12 |
| Prof. helpers | 13 |
| Prof. Higgins, to Eliza Doolittle | 33 |
| Prof. Higgins, to Eliza Doolittle, in "My Fair Lady" | 62 |
| Prof. Jones, familiarly | 23 |
| Prof. Lidenbrock of Verne's "Journey to the Center of the Earth" | 78 |
| Prof. probably | 14 |
| Prof. rank | 10 |
| Prof. requirement, perhaps | 26 |
| Prof. Rhine's concern | 25 |
| Prof. Rhine's specialty | 27 |
| Prof. _____ (ex-academic) | 25 |
| Prof.'s aides | 17 |
| Prof.'s class | 17 |
| Prof.'s class helpers | 25 |
| Prof.'s deg. | 16 |
| Prof.'s degree | 18 |
| Prof.'s degree, often | 25 |
| Prof.'s employer | 20 |
| Prof.'s helpers | 19 |