| 100% | LIMIT | 5 | 70 miles per hour, on many interstates |
| 48% | TALLADEGA | 9 | Superspeedway where a Nascar driver first exceeded two hundred miles per hour on a closed course, in 1970 |
| 45% | SPEED | 5 | Miles per hour |
| 43% | RATE | 4 | Miles per hour, e.g. |
| 43% | SPEED | 5 | Miles per hour, e.g. |
| 42% | SLOW | 4 | 10 miles per hour, say |
| 42% | SLOW | 4 | Three miles per hour, say |
| 42% | SPEEDOMETER | 11 | Measurer of miles per hour |
| 42% | KNOT | 4 | One nautical mile per hour |
| 41% | RATE | 4 | Miles per hour or words per minute, e.g. |
| 40% | SPED | 4 | Went over 55 miles per hour, maybe |
| 40% | MPH | 3 | Vehicle speed, abbreviation of miles per hour |
| 40% | SPEED | 5 | With 2-Down, 65 miles per hour, say |
| 40% | ACELA | 5 | It reaches speeds of 150 miles per hour |
| 40% | SPEED | 5 | It might be measured in miles per hour |
| 40% | SPEED | 5 | It can be measured in miles per hour |
| 40% | KNOT | 4 | Unit of speed; one nautical mile per hour |
| 39% | ORCA | 4 | Whale that can swim over 25 miles per hour |
| 39% | INDYCARS | 8 | Vehicles that move at over 200 miles per hour |
| 39% | KNOT | 4 | Unit of speed of one nautical mile per hour |
| 38% | CHEETAHS | 8 | Big cats that can run over 60 miles per hour |
| 38% | GALE | 4 | Wind that ranges from 39 to 54 miles per hour |
| 38% | EMU | 3 | Tall bird that can run over 30 miles per hour |
| 38% | FALCON | 6 | Raptor that can fly 240 miles per hour while diving |
| 38% | OSTRICH | 7 | Bird that can run up to 43 miles per hour |
| 38% | EMUS | 4 | Birds that run as fast as 30 miles per hour |
| 38% | EMU | 3 | Bird that can run up to 30 miles per hour |
| 38% | SPEEDS | 6 | Goes 200 miles per hour in a school zone, say |
| 38% | DENVERTOPEKABALTIMORE | 21 | . . . on Interstate 70 |
| 37% | ERS | 3 | Settings on many hour-long medical dramas: Abbr. |