| complexity(noun, trouble, disorder, simple, difficulty) |
| difficulty(noun, trouble, disorder, confusion, struggle) |
| entanglement(noun, difficulty, question, mess, tangle) |
| labyrinth(noun, trouble, question, uncertainty, secret) |
| involvement(noun, trouble, disorder, difficulty, confusion) |
| involution(noun, complication, complexity, multiplicity, complicacy) |
| confusion(noun, state, disorder, difficulty, question) |
| complication(noun, trouble, disorder, simple, difficulty) |
| convolution(noun, difficulty, loop, complication, complexity) |
| obscurity(noun, complexity) |
| sophistication(noun, difficulty, complication, complexity, multiplicity) |
| subtlety(noun, delicacy, complexity) |
| complicatedness(noun, difficulty, adversity, complication, complexity) |
| elaborateness(noun, complication) |
| elaboration(noun, complication, multiplicity, complicacy) |
| perplexity(noun, trouble, disorder, difficulty, confusion) |
| snarl(noun, trouble, disorder, difficulty, twist) |
| knot(noun, difficulty, twist, uncertainty, mess) |
| maze(noun, difficulty, confusion, secret, labyrinth) |
| tangle(noun, trouble, disorder, difficulty, twist) |