dealings, congestion, nontraffic, inbound, vehicular, pollution, highway, noise, revenue, outbound, more...

solitude, emptiness, isolation, calm, peace

vehicular, pedestrian, rail, air, marine, space, more...

heavy, vehicular, much, little, local, international, way, pedestrian, commercial, total, illicit

flow problem,   car in a jam, say,   bad commute,   moving vehicles,   business clogs,   flow of people,   heavy movement,   city noises,   travel trouble,   much web activity