| Solution | Length | |
|---|---|---|
| 3 letters | ||
| gdp | 3 | |
| gnp | 3 | |
| 4 letters | ||
| stds | 4 | |
| foot | 4 | |
| norm | 4 | |
| test | 4 | |
| type | 4 | |
| rule | 4 | |
| 5 letters | ||
| ruler | 5 | |
| sandp | 5 | |
| gauge | 5 | |
| basis | 5 | |
| value | 5 | |
| check | 5 | |
| canon | 5 | |
| scale | 5 | |
| ideal | 5 | |
| model | 5 | |
| 6 letters | ||
| degree | 6 | |
| 7 letters | ||
| reading | 7 | |
| readout | 7 | |
| pattern | 7 | |
| measure | 7 | |
| 8 letters | ||
| exemplar | 8 | |
| measurer | 8 | |
| quantity | 8 | |
| standard | 8 | |
| criteria | 8 | |
| 9 letters | ||
| parameter | 9 | |
| benchmark | 9 | |
| precedent | 9 | |
| barometer | 9 | |
| criterion | 9 | |
| 10 letters | ||
| touchstone | 10 | |
| 15 letters | ||
| graduated-scale | 15 | |