| tangled(hard, tricky, complicated, caught, multiplex) |
| thorny(hard, delicate, complex, tricky, complicated) |
| ticklish(hard, delicate, complex, tricky, complicated) |
| vexing(hard, delicate, complex, tricky, complicated) |
| abstruse(hard, tricky, complicated) |
| arrestive(difficult, striking, sophistical) |
| astounding(difficult, striking, sophistical) |
| bewildering(hard, tricky, complicated) |
| casuistical(difficult, striking, sophistical) |
| complex(hard, delicate, tricky, complicated, troublesome) |
| complicated(hard, tricky, caught, multiplex, daedal) |
| daedal |
| delicate(hard, complex, tricky, complicated, troublesome) |
| demagogic(difficult, striking, sophistical) |
| detouring(difficult, striking, sophistical) |
| devious(difficult, striking, sophistical) |
| difficult to believe(expression, idiom, difficult, striking, sophistical) |
| digressory(difficult, striking, sophistical) |
| disorienting(difficult, striking, sophistical) |
| enigmatic(hard, tricky, complicated) |