accepted
accredited
approval
approve
assurance
authorized
background
badge
banner
best
business
button
certificate
certified
check
choice
clean
design
emblem
good
guarantee
icon
illustration
isolated
label
licensed
mark
medal
medically
ok
passed
poster
premium
product
proof
proven
quality
recommended
safe
satisfaction
seal
sign
stamp
symbol
tag
test
tick
verified
white