traffic sign
ahead
alert
arrow
attention
black
blue
board
car
caution
choice
circle
danger
design
direction
drive
express
flat
freeway
glossy
graphic
guide
highway
illustration
information
isolated
left
motorway
navigation
pole
post
realistic
reflection
right
road
road sign
rule
safety
shadow
sign
street
symbol
toll
traffic
transportation
turn
vehicle
warning
way