battle
business
challenge
checkmate
chess
chessboard
contagion
contamination
coronavirus
cov
covid
crisis
cure
danger
dangerous
defeat
defend
defense
depression
disease
diseased
down
economic
economy
fall
fight
finance
game
health
healthcare
infection
infectious
job
lose
match
move
pawn
play
protect
protection
research
safeguard
science
stop
tactic
vaccine
virus
war
win
winner