Related by context. Frequent words. (Click for all words.) 40 densely populated 39 clogged highways 37 averting 36 urban 36 alleviating poverty 36 congested airspace 36 rescuing 36 Congestion pricing 36 incalculably 35 mass transit 35 curbing 35 metropolis 35 spurring 35 pilot Chesley Sully Sullenberger 34 thickly populated 34 heavily populated 34 combating 34 combatting 34 reoccupying 33 poverty eradication 33 ARTSEARCH ® 33 unavoidable consequence 33 resuscitating 33 combatting global warming 32 critically 32 taming inflation 32 interstate highway 32 tamping down 32 jumpstarting 32 defusing tensions 32 warding off 32 poverty alleviation 32 thwarting 32 unfreezing credit 32 livable communities 32 allocate scarce 31 winning AMERICAN THEATRE 31 Urban sprawl 31 rerouting 31 bolstering 31 outlying 31 interagency coordination 31 imperiling 31 relieving congestion 31 populous 31 megacities 31 downtowns 31 catalysing 31 outer boroughs 31 helpmate 30 stabilizing 30 populated areas 30 unclogging 30 densely populated urban 30 Rex Nutting 30 sprawling metropolis 30 reducing greenhouse gas 30 forestalling 30 Averting 30 crimefighting 30 indispensable 30 megapolis 30 revitalizing 30 urban renewal 30 regenerating 30 retarding 30 areas 30 Sen 30 Bowles Simpson 30 Stabilizing 30 catalyzing 30 Curbing 30 sparsely inhabited 29 imperiled 29 mitigating 29 neighborhoods 29 restoring 29 recapitalizing 29 subduing 29 Evacuating 29 decongesting 29 metropolitan 29 pinpointing 29 suburbs 29 conurbations 29 urban dwellers 29 Envoy Holbrooke 29 preventing 29 unclog 29 snarled traffic 29 combating global warming 29 quick reflexes 29 Devising 29 modernizing 29 constraining 29 curtailing 29 indispensible 29 repairing potholes 29 fashioning 29 creating 29 infrastructure