She studied her adversary's tactics for weeks before the debate.

Adversary lingered at the edge of the chapel, whispering temptation to anyone who entered.

The two companies approached the negotiation adversarially, making compromise nearly impossible.

The council hesitated to trust the adversarious envoy, whose words hinted at impending conflict.

Her adversarialness during the meeting undermined attempts to reach a compromise.

The negotiation broke down partly because of the growing adversariality between the two teams.

The negotiators adopted an adversarial tone that stalled the peace talks.

Although they had once been close friends, political differences turned them into fierce adversaries.

The adversariness of the two companies made negotiations slow and contentious.

The adversarial system depends on skilled advocates to present evidence and cross-examine witnesses while a neutral judge or jury determines the truth.