abstract
advice
alarm
alert
art
attention
beware
button
careful
caution
character
clip
danger
dangerous
design
element
error
exclamation
failure
figure
glossy
graphic
help
icon
idea
illustration
important
info
information
mark
modern
object
point
problem
red
risk
safety
sign
single
solution
stop
surprise
symbol
think
triangle
triangular
warn
white