| Similarity | Rank | |
|---|---|---|
| snorkeling | 0.918 | 19848 |
| Snorkel | 0.894 | 86996 |
| snorkelling | 0.892 | 40577 |
| scuba | 0.862 | 15689 |
| snorkelers | 0.854 | 91250 |
| Snorkeling | 0.851 | 65900 |
| diving | 0.826 | 6504 |
| kayak | 0.821 | 16590 |
| dive | 0.813 | 6104 |
| kayaking | 0.789 | 19116 |
| kayaks | 0.785 | 29477 |
| parasailing | 0.784 | 72539 |
| liveaboard | 0.773 | 97949 |
| swim | 0.772 | 5902 |
| dinghy | 0.765 | 40019 |
| SCUBA | 0.762 | 62864 |
| reef | 0.762 | 12430 |
| Scuba | 0.756 | 30810 |
| divers | 0.749 | 14035 |
| diver's | 0.748 | 97561 |
| boat | 0.746 | 2051 |
| Kayaking | 0.744 | 52599 |
| windsurfing | 0.740 | 39706 |
| stingrays | 0.740 | 80530 |
| paddling | 0.738 | 20653 |