| standard(noun, rule, point, measure, usual) |
| measure(noun, verb, rule, point, measure) |
| yardstick(noun, rule, point, measure, usual) |
| criterion(noun, rule, point, measure, usual) |
| touchstone(noun, rule, point, measure, guide) |
| gauge(noun, rule, point, measure, usual) |
| norm(noun, rule, measure, informal, instrument) |
| test(noun, verb, rule, measure, guide) |
| model(noun, rule, measure, instrument, device) |
| example(noun, rule, measure, guide, instrument) |
| pattern(noun, rule, measure, instrument, device) |
| archetype |
| epitome |
| landmark(noun, adjective, information, mark, sign) |
| prototype |
| reference |
| trial(noun, experiment, verb, rule, try) |
| estimate(noun, verb, measure, measurement) |
| exemplar |
| experiment(noun, verb, experiment) |