| Similarity | Rank | |
|---|---|---|
| refugium | 0.901 | 66085 |
| shallow-water | 0.883 | 88599 |
| neotropics | 0.882 | 91133 |
| neogene | 0.880 | 76982 |
| icecap | 0.872 | 88649 |
| endemism | 0.872 | 89638 |
| mid-latitude | 0.867 | 87854 |
| subtropics | 0.865 | 64359 |
| nutrient-rich | 0.862 | 88720 |
| subpolar | 0.861 | 46198 |
| macrofossil | 0.860 | 85090 |
| photosynthesise | 0.859 | 68067 |
| periglacial | 0.858 | 45595 |
| dipterocarp | 0.858 | 69980 |
| high-latitude | 0.857 | 67674 |
| glaciate | 0.857 | 54958 |
| frasnian | 0.856 | 88648 |
| tropospheric | 0.855 | 67421 |
| palynology | 0.855 | 89454 |
| paleozoic | 0.855 | 80473 |
| cainozoic | 0.855 | 58574 |
| microfossil | 0.854 | 97558 |
| gondwana | 0.854 | 53971 |
| mycorrhiza | 0.853 | 98041 |
| dicynodont | 0.852 | 72125 |