| Similarity | Rank | |
|---|---|---|
| vapors | 0.912 | 41277 |
| vapour | 0.886 | 35280 |
| fumes | 0.851 | 20241 |
| gases | 0.791 | 11662 |
| gasses | 0.783 | 45276 |
| fume | 0.781 | 56350 |
| acrid | 0.780 | 60454 |
| sulphuric | 0.777 | 87525 |
| gaseous | 0.776 | 42339 |
| soot | 0.767 | 34824 |
| inhalation | 0.759 | 27961 |
| sulphur | 0.759 | 34384 |
| odours | 0.755 | 57007 |
| mist | 0.748 | 14008 |
| inhaled | 0.747 | 22487 |
| aerosols | 0.746 | 54502 |
| odour | 0.741 | 34296 |
| ether | 0.740 | 27602 |
| flammable | 0.737 | 32497 |
| ammonia | 0.730 | 21773 |
| vapor | 0.728 | 13070 |
| smoke | 0.728 | 3108 |
| inhaling | 0.727 | 29107 |
| vaporized | 0.727 | 62120 |
| evaporating | 0.724 | 60600 |