colleague
board
boss
break
business
businessman
businessmen
businesspeople
challenge
check
checkmate
chess
chessboard
colleagues
competition
competitive
competitors
consultant
decision
defeat
employee
gambit
game
hobby
intelligence
leadership
losing
lost
man
manager
mate
men
move
office
partner
planning
play
player
players
playing
queen
risk
rivalry
rivals
strategic
strategy
thinking
two
victory
winning