| Similarity | Rank | |
|---|---|---|
| reverse-flow | 0.858 | 72940 |
| filtration | 0.846 | 9984 |
| softener | 0.843 | 38621 |
| aquaclear | 0.840 | 94537 |
| pre-filter | 0.837 | 46642 |
| sinter | 0.832 | 45873 |
| flocculation | 0.831 | 62174 |
| powerhead | 0.828 | 31085 |
| hardener | 0.823 | 46446 |
| undergravel | 0.822 | 19259 |
| aerate | 0.821 | 32900 |
| mulm | 0.820 | 61594 |
| pre-wash | 0.816 | 69202 |
| refrigerant | 0.813 | 52632 |
| humus | 0.811 | 34081 |
| heaterstat | 0.809 | 47719 |
| anaerobic | 0.809 | 19094 |
| degreaser | 0.808 | 44543 |
| oxygenate | 0.805 | 30777 |
| strainer | 0.805 | 41277 |
| feed-and-expansion | 0.803 | 47951 |
| pre-treatment | 0.803 | 88582 |
| moisture-retentive | 0.803 | 94472 |
| flocor | 0.801 | 68145 |
| anti-freeze | 0.801 | 79601 |