accident
automobile
brake
bumper
business
busy
car
city
collapse
common
commute
commuter
commuting
congestion
crowded
drive
environment
freeway
frustration
fuel
fumes
gasoline
heavy
highway
hour
interstate
jam
late
line
motion
motorway
movement
piece
pollution
road
row
rush
slow
street
stress
tail
time
traffic
transport
transportation
travel
urban
vehicle
waiting