| characteristic(noun, state, trait, situation, description) |
| characterization(noun, state, characteristic, trait, situation) |
| complicated(adjective, description, characteristics, traits) |
| complication(noun, form, state, condition) |
| difficulty(noun, form, state, condition) |
| situation(noun, state, characteristic, trait, attribute) |
| condition(noun, characteristic, situation, characterization) |
| description(noun, characteristics, situations, characterization) |
| attribute(noun, description, characteristics, situations) |
| baffling(adjective, description, characteristics, traits) |
| bewildering(adjective, description, characteristics, traits) |
| complex(adjective, description, characteristics, traits) |
| complexity(noun, form, state, condition) |
| complicacy(noun, form, state, condition) |
| convoluted(adjective, description, characteristics, traits) |
| convolution(noun, form, state, condition) |
| cumbersome(adjective, description, characteristics, traits) |
| feature(noun, description, characteristics, situations) |
| form(noun, characteristic, situation, characterization) |
| impenetrable(adjective, description, characteristics, traits) |