Related by context. Frequent words. (Click for all words.) 63 silt 62 siltation 55 dredged 52 drainage ditches 51 drainage 51 canals 50 dredging 50 dredge 50 sediment 50 drains 50 dammed 49 sedimentation 49 outfall 49 Dredging 48 culverts 48 submerged 48 canal 48 navigable 47 watercourse 47 polluted 47 tributary 47 spillway 47 impassable 47 tributaries 47 river 47 creek 47 riverbed 47 estuary 47 mudflats 47 sloughs 46 sandbars 46 mud flats 46 fishable 46 drainage canals 45 watercourses 45 raw sewage 45 weir 45 impassible 45 drainages 45 rotted 45 mangroves 45 rivers 44 waterways 44 overgrown 44 marshy 44 overtopped 44 flood plain 44 Sediment 44 irrigation canals 44 sewage 44 drainage pipes 44 creeks 44 encroached upon 44 riverbanks 43 embankments 43 riprap 43 muddy mess 43 excavated 43 waterway 43 jetties 43 flooded 43 floodplain 43 spillways 43 sluice gates 43 lake 43 floodwater 43 sewerage 43 seagrass 42 soil erosion 42 dredgers 42 waterlogging 42 salinity 42 Drainage 42 waterlogged 42 shoal 42 storm sewers 42 washed 42 encroachments 42 boat ramps 42 Canals 42 clogged 42 brackish 42 overflowed 42 marshland 42 flooding 42 effluent 42 storm drains 41 floodway 41 overgrowth 41 wetlands 41 lakes 41 riverbeds 41 marsh 41 untreated sewage 41 lagoons 41 receded 41 mangrove forests 41 decayed 41 stormwater drainage 41 catchment 41 marshes