| 100% | SYST | 4 | Extension for some Windows driver files |
| 68% | SYS | 3 | Extension for Windows driver files |
| 55% | TIF | 3 | File extension for some hi-res images |
| 47% | INI | 3 | Extension used for Windows configuration files, once |
| 45% | STILTS | 6 | Limb extensions for some circus performers |
| 45% | BMP | 3 | Extension for bitmap files |
| 44% | APK | 3 | Extension for Android software files |
| 44% | ACS | 3 | Some window installations, for short |
| 44% | ACS | 3 | Some window boxes, for short |
| 44% | ACS | 3 | Some window units, for short |
| 42% | EXE | 3 | Windows file extension |
| 42% | EXE | 3 | Suffix for some ___cutable files |
| 42% | LASHGUARDS | 10 | Protectors for some hair extensions? |
| 42% | EPARK | 5 | Convenient app for some drivers |
| 42% | TXT | 3 | Extension for files with no images in them |
| 41% | EXE | 3 | Windows program file extension |
| 41% | SYS | 3 | Windows system file extension |
| 41% | EXE | 3 | Windows program file-name extension |
| 41% | EXE | 3 | File extension for an application |
| 40% | ETAS | 4 | Info for some limo drivers |
| 40% | JPG | 3 | File extension for a digital image |
| 40% | LPGA | 4 | Org. for some good drivers |
| 39% | EXE | 3 | Extension seen on installation files for programs |
| 39% | PDF | 3 | File extension for text or graphics: Abbr. |
| 39% | GIF | 3 | File format for some memes |
| 39% | PDF | 3 | File format for some invoices |
| 38% | ETS | 3 | Some characters in "The X Files," for short |
| 38% | JPEGS | 5 | Some digital image files, for short |
| 37% | PDF | 3 | ___ format, redundant abbreviation for Adobe file extensions |
| 37% | PPT | 3 | Common file extension for a slideshow |