| Similarity | Rank | |
|---|---|---|
| saltmarshe | 0.843 | 82335 |
| siltation | 0.830 | 76239 |
| silting | 0.823 | 58043 |
| rock-fall | 0.820 | 91590 |
| fishless | 0.817 | 61434 |
| reed-bed | 0.816 | 64995 |
| peatbog | 0.812 | 99210 |
| kariba | 0.810 | 96697 |
| porthleven | 0.809 | 99259 |
| leachate | 0.806 | 84487 |
| gwithian | 0.803 | 90561 |
| embank | 0.803 | 65387 |
| eutrophic | 0.802 | 87005 |
| teredo | 0.800 | 95789 |
| aral | 0.800 | 56674 |
| overfishing | 0.799 | 60336 |
| mill-race | 0.799 | 81504 |
| tailing | 0.796 | 90082 |
| mill-pond | 0.795 | 77342 |
| drumlin | 0.795 | 88683 |
| rice-field | 0.794 | 87798 |
| slow-flowing | 0.794 | 97976 |
| mid-latitude | 0.792 | 87854 |
| barytes | 0.792 | 86616 |
| intermediate-level | 0.792 | 62187 |