| Similarity | Rank | |
|---|---|---|
| tangled | 0.609 | 69066 |
| thorn | 0.565 | 29449 |
| contentious | 0.546 | 32438 |
| tricky | 0.541 | 23559 |
| intractable | 0.530 | 81155 |
| troublesome | 0.517 | 27693 |
| hairy | 0.512 | 36701 |
| a_delicate | 0.507 | 53325 |
| unresolved | 0.507 | 42643 |
| delicate | 0.507 | 11430 |
| daunting | 0.503 | 43508 |
| weighty | 0.501 | 68187 |
| difficult_issue | 0.495 | 94041 |
| difficult | 0.494 | 2515 |
| tough | 0.492 | 4367 |
| complicated | 0.489 | 9149 |
| rocky | 0.489 | 28538 |
| thicket | 0.487 | 67817 |
| perennial | 0.486 | 18310 |
| fleshy | 0.484 | 84579 |
| perilous | 0.481 | 65016 |
| nettle | 0.480 | 65120 |
| bramble | 0.479 | 79302 |
| the_most_difficult | 0.473 | 35489 |
| problematic | 0.472 | 12300 |