| labyrinthine(adjective, hard, simple, difficult, complex) |
| complex(adjective, hard, simple, difficult) |
| byzantine(adjective, hard, simple, difficult, complex) |
| complicated(adjective, hard, simple, difficult, complex) |
| daedal(adjective, hard, simple, difficult, complex) |
| elaborate(adjective, hard, simple, difficult, complex) |
| intricate(adjective, hard, simple, difficult, complex) |
| involved(adjective, hard, simple, difficult, complex) |
| knotty(adjective, hard, simple, difficult, complex) |
| anfractuous(adjective, hard, difficult, complex) |
| composite(adjective, hard, difficult, complex) |
| compound(adjective, hard, difficult, complex) |
| curlicue(adjective, hard, difficult, complex) |
| multiple(adjective, hard, difficult, complex) |
| sinuous(adjective, hard, difficult, complex) |
| multiplex(adjective, hard, difficult, complex) |
| sophisticated(adjective, hard, difficult, complex) |
| tortuous(adjective, complex, complicated, twisted) |
| convoluted(adjective, simple, complex) |
| corkscrew |