Argument, contest, debate, strife, struggle.
Competition by parts of a system or its users for a limited resource.
A point maintained in an argument, or a line of argument taken in its support; the subject matter of discussion of strife; a position taken or contended for.
A dispute between two parties, particularly an entrenched, back-and-forth dispute.
A game or competition in which two teams pull or tug on opposite ends of a rope trying to force the other team over the line which initially marked the middle between the two teams.