admission
admittance
allowed
arm
background
ban
banner
button
caution
danger
do
don
emblem
enter
entrance
entry
forbid
forbidden
hand
hold
icon
illustration
isolated
label
no
not
palm
passage
pictogram
please
prevent
prohibited
red
regulation
restricted
restriction
round
rule
seal
sign
silhouette
sticker
stop
strikethrough
symbol
t
touch
vector
warning
white