action
adult
advice
alarm
arm
beware
block
body
caution
clipart
closed
command
communication
danger
denied
direction
down
extremity
finger
fist
five
gesture
halt
hand
hello
language
limit
man
notification
permission
precaution
prevention
prohibited
raised
safety
security
showing
sign
signal
slowdown
stop
stress
symbol
termination
thumb
traffic
warning
waving
wrist
wrong