abstract
adult
alone
bench
concept
contagious
contrast
corona
coronavirus
covid
covid 19
danger
disease
epidemic
face mask
figure
health
illness
infectious
isolation
little
lockdown
loneliness
man
mannequin
medical
outbreak
outdoors
outside
pandemic
prevention
protection
protective
quarantine
respiratory
resting
risk
sadness
safe
sars
sitting
social distancing
solitude
stay
tired
town
virus
walk
wearing
wooden