| Similarity | Rank | |
|---|---|---|
| sewer | 0.847 | 13245 |
| sewage | 0.787 | 15787 |
| drains | 0.725 | 17106 |
| sewerage | 0.711 | 52330 |
| ditches | 0.702 | 34009 |
| underground | 0.700 | 5798 |
| tunnels | 0.695 | 14642 |
| aqueducts | 0.695 | 95641 |
| hydrants | 0.693 | 75154 |
| culverts | 0.689 | 73246 |
| gutters | 0.686 | 24241 |
| manhole | 0.680 | 54038 |
| stormwater | 0.674 | 26586 |
| basements | 0.670 | 32511 |
| Sewer | 0.670 | 44938 |
| cisterns | 0.664 | 74105 |
| rainwater | 0.656 | 23331 |
| alleys | 0.654 | 28624 |
| wharves | 0.652 | 91241 |
| floodwaters | 0.650 | 70266 |
| gutter | 0.650 | 22884 |
| drainage | 0.648 | 10638 |
| sidewalks | 0.646 | 18656 |
| pipes | 0.646 | 8269 |
| levees | 0.642 | 51745 |