accident
broken
car
careful
carefulness
caution
cement
collision
concrete
construction
crash
crossroad
damage
danger
dangerous
demolished
destroyed
disaster
down
drive
drunkenness
fast
fatal
heed
inattention
inebriation
inobservance
intersection
light
pedestrian
pole
red
risk
risky
road
rustic
safe
sign
signal
smash
speed
street
surface
traffic
unsafe
urban
vigilance
wreck