| rank(noun, order, mark, position, line) |
| tier(noun, mark, line, level, link) |
| grade(noun, organization, order, mark, position) |
| file(noun, line, level, class) |
| line(noun, set, level, approach, class) |
| stage(noun, mark, level, score) |
| string(noun, line, level, class, file) |
| level(noun, order, position, rank, class) |
| class(noun, order, mark, position, level) |
| queue(noun, line, level, class, file) |
| order(noun, organization, mark, position, line) |
| stratum(noun, order, position, level, rank) |
| category(noun, order, mark, position, level) |
| course(noun, level, stage) |
| layer(noun, level, stage, plane) |
| range(noun, level, stage) |
| series(noun, line, level, file) |
| step(noun, mark, level, score) |
| group(noun, organization, mark, level, arrangement) |
| grouping(noun, organization, mark, level, arrangement) |