Final answer:
In the given context, the word 'trumps' suggests surpassing or exceeding, with an emphasis on achieving a higher level of success beyond mere defeat in battle.
Step-by-step explanation:
In the context of the passage provided, the word trumps means to exceed or surpass. The sentence suggests that ultimate success is achieved by overcoming the enemy's willingness to fight, achieving victory without a battle being waged. This usage is metaphorical, where 'trumping' is akin to surpassing or obtaining an outcome that is superior to what would result from the direct confrontation implied by 'defeat'.