Related by context. Frequent words. (Click for all words.) 84 traffic congestion 73 Congestion 69 ease congestion 68 congested 67 traffic jams 63 traffic snarls 62 traffic 60 gridlock 55 bottleneck 55 bottlenecks 55 overcrowding 54 traffic jam 53 air pollution 52 congestion pricing 51 rush hour 50 pollution 50 commuters 49 commuter 48 crowding 48 gridlocked 46 tolls 46 vehicular traffic 46 commuting 46 interchanges 46 urban sprawl 46 traffic calming 45 roundabouts 45 Traffic 44 inconveniences 44 roadworks 43 expressway 43 sprawl 43 bike lanes 43 smog 43 commute 43 rerouting 43 motorways 42 motorists 42 transport 42 delays 42 commutes 42 expressways 42 latency 42 Bypass 41 roundabout 41 mass transit 41 carbon emissions 41 clogged 41 interchange 41 hassles 41 pedestrian friendly 41 suburban sprawl 41 freeways 41 parking spaces 41 carbon dioxide emissions 40 inconvenience 40 commuter rail 40 ridership 40 roadwork 40 bypass 40 transportation 40 CO2 emissions 40 emissions 40 freight 40 nuisance 39 corridor 39 toll booths 39 tolling 39 thoroughfares 39 lanes 39 BRT 39 roads 39 backhaul 39 arterial 39 Commuters 39 noise 39 highways 39 interstates 39 transit 38 disruption 38 headaches 38 fares 38 TfL 38 reduce carbon emissions 38 blockages 38 queues 38 diversions 38 inefficiencies 38 crossings 38 vehicular 38 snarls 38 junctions 38 pedestrian 37 motorway 37 stormwater runoff 37 speed bumps 37 connectivity 37 hassle 37 overcrowded 37 potholes 37 routes