| Similarity | Rank | |
|---|---|---|
| ambiguous | 0.605 | 23665 |
| unrecognized | 0.589 | 72859 |
| null | 0.587 | 20140 |
| unclear | 0.575 | 31853 |
| vague | 0.557 | 15269 |
| unknowable | 0.548 | 80212 |
| indeterminate | 0.543 | 77325 |
| unspecified | 0.538 | 46812 |
| be_ambiguous | 0.525 | 58935 |
| unknown | 0.518 | 3389 |
| define | 0.514 | 709 |
| invalid | 0.503 | 20855 |
| Null | 0.500 | 46023 |
| boolean | 0.497 | 93669 |
| ambiguity | 0.494 | 14261 |
| uncertain | 0.489 | 15816 |
| nonexistent | 0.487 | 84043 |
| imprecise | 0.482 | 83769 |
| be_null | 0.480 | 66656 |
| be_meaningless | 0.479 | 55855 |
| an_array | 0.475 | 56079 |
| inconsistent | 0.475 | 21747 |
| immutable | 0.474 | 76683 |
| xml | 0.473 | 46985 |
| uncontrollable | 0.471 | 48935 |