| nimble(adjective, feature, characteristic, detail) |
| order(noun, classification, variety, category, grouping) |
| physiology |
| pinioned(adjective, feature, characteristic, detail, feather) |
| plumose(adjective, feature, characteristic, detail, feather) |
| plumy(adjective, feature, characteristic, detail, feather) |
| rank(noun, classification, variety, category, grouping) |
| science of life(expression, biology, science, life) |
| sort(noun, classification, variety, category, grouping) |
| study of living organisms(expression, biology, science, life) |
| active(adjective, feature, characteristic, detail) |
| agile(adjective, feature, characteristic, detail) |
| arrangement(noun, classification, variety, category, grouping) |
| categorization(noun, classification, variety, category, grouping) |
| celebrate |
| cheap |
| classification(noun, variety, category, grouping) |
| environment(noun, territory, condition, habitat) |
| environs(noun, territory, environment, condition, habitat) |
| science of living organisms(expression, biology, science, life) |