| Similarity | Rank | |
|---|---|---|
| a_secret | 0.710 | 8979 |
| secret | 0.705 | 1938 |
| Secret | 0.584 | 27098 |
| keep_secret | 0.574 | 81368 |
| classified_information | 0.567 | 90154 |
| the_CIA | 0.558 | 7910 |
| CIA | 0.550 | 17239 |
| secret_service | 0.546 | 63308 |
| espionage | 0.541 | 30517 |
| their_secret | 0.539 | 65710 |
| MI6 | 0.535 | 84446 |
| NSA | 0.531 | 24771 |
| the_NSA | 0.526 | 14598 |
| covert | 0.525 | 26844 |
| secretly | 0.518 | 14957 |
| spy | 0.514 | 7638 |
| military_intelligence | 0.513 | 96255 |
| the_National_Security_Agency | 0.508 | 73254 |
| MI5 | 0.508 | 76895 |
| undercover | 0.504 | 53544 |
| his_secret | 0.501 | 91192 |
| clandestine | 0.500 | 57233 |
| divulge | 0.500 | 58235 |
| intelligence_agency | 0.499 | 29992 |
| trade_secret | 0.491 | 36936 |