| continuity(order, continuity) |
| distinction(noun, mark, touch, shade, point) |
| hierarchy(noun, rule, gauge, ruler) |
| mark(noun, shade, point, level, score) |
| notch(noun, mark, shade, point, level) |
| range(noun, run, rule, degree, gauge) |
| train(noun, run, sequence, chain, series) |
| variation(noun, mark, touch, shade, point) |
| calibration(noun, shade, rule, classification, gauge) |
| catenation |
| change(noun, classification, step) |
| class(noun, mark, point, level, score) |
| difference(noun, classification, step) |
| divergence(noun, classification, step) |
| extent(noun, rule, degree, gauge, ruler) |
| gamut(noun, rule, gauge, ruler) |
| grouping(noun, organization, mark, shade, arrangement) |
| modification(noun, classification, step) |
| position(noun, mark, shade, point, level) |
| ranking(noun, mark, rule, point, tree) |