| 100% | PETROLEUM | 9 | What the P in OPEC stands for |
| 70% | PER | 3 | What the "p" in "mph" stands for |
| 70% | PARTY | 5 | What the "P" in "GOP" stands for |
| 70% | PER | 3 | What the "p" in "rpm" stands for |
| 70% | PER | 3 | What the "P" in "MPG" stands for |
| 70% | OIL | 3 | What the "O" in OPEC does not stand for, surprisingly |
| 68% | OIL | 3 | Surprisingly, what the "O" in OPEC doesn't stand for |
| 66% | POSTAL | 6 | What the "P" stands for in "USPS" |
| 66% | FOR | 3 | What the F in FYI stands for |
| 66% | EMERGENCY | 9 | What the E in UNICEF stands for |
| 66% | KENTUCKY | 8 | What the K in KFC stands for |
| 66% | DISC | 4 | What the D in CD stands for |
| 66% | LADIES | 6 | What the L in LPGA stands for |
| 66% | BUSINESS | 8 | What the B in IBM stands for |
| 66% | POST | 4 | What the "p" stands for in "p.m." |
| 64% | PRESS | 5 | Newspapers, collectively (and what the "P" in 40-Across stands for) |
| 64% | REST | 4 | What the R in R.I.P stands for |
| 63% | ASKED | 5 | What the "A" in "FAQ" stands for |
| 63% | ACID | 4 | What the "A" in "DNA" stands for |
| 63% | EYE | 3 | What the "E" in "REM" stands for |
| 63% | NAVAL | 5 | What the "N" in "NCIS" stands for |
| 63% | HEALTH | 6 | What the "H" in "HMO" stands for |
| 63% | EXAM | 4 | What the "E" in "GRE" stands for |
| 63% | DISC | 4 | What the "D" in "DJ" stands for |
| 63% | ANTI | 4 | What the "A" in "ABS" stands for |
| 63% | SYSTEM | 6 | What the "S" in "GPS" stands for |
| 63% | FAKE | 4 | What the "f" in "finsta" stands for |
| 63% | EXTRA | 5 | What the "E" in "ESP" stands for |
| 63% | TWOSPIRIT | 9 | What the 2S in LGBTQ2S+ stands for |
| 63% | OWE | 3 | What the "O" in "IOU" stands for |