ban
block
business
caution
communication
community
company
conference
crowd
danger
disallowed
disease
education
family
forbid
forbidden
group
hazard
human
icon
illustration
infection
isolated
isolation
medical
meeting
men
no
pandemic
partnership
people
person
persons
prevention
preventive
prohibit
prohibiting
prohibition
public
restricted
restriction
sign
social
stop
symbol
team
virus
warning