alarm
alert
announce
announcement
attention
background
badge
banner
bubble
careful
caution
danger
exclamation
failure
grade
graphic
icon
illustration
importance
important
imprint
info
infographic
information
ink
isolated
label
mark
message
notice
offer
pay
please
post office
priority
problem
red
ribbon
risk
rubber
seal
sign
solution
speech
stamp
sticker
stop
symbol
warning