[{"Bold_text": "verb (used with object)", "List Items": ["to occupy (land) in order to establish a prior right to buy.Synonyms: usurp , appropriate , claim", "to acquire or appropriate before someone else; take for oneself; arrogate :a political issue preempted by the opposition party.", "to take the place of because of priorities, reconsideration, rescheduling, etc.; supplant :The special newscast preempted the usual television program.", "to forestall or prevent (something anticipated) by acting first; preclude ;head off:an effort to preempt inflation."]}, {"Bold_text": "verb (used without object)", "List Items": ["Bridge.to make a preemptive ."]}, {"Bold_text": "noun", "List Items": ["Bridge.a preemptive ."]}]