an opponent

person causing problem

a person trained for competing in physical exercises and outdoor games e.g. a person who is good at running, jumping, swimming etc

person involved in sports

a person who wishes, or who is put forward by others, to take an office or position (e.g. for election to Parliament)

person desiring political office, job

a person who fights as a soldier

fighter

a person who feels hatred and tries or wishes to harm or attack

someone hated or competed against

a person who is nominated for an office or appointment

candidate