Reinstitutes is a verb that means to restore or bring back into effect a system, policy, or practice that had been discontinued for a period of time. Synonyms for the word could include reestablish, reintroduce, revive, resuscitate, rejuvenate, resurrect, refresh, or reanimate. These words are often used when discussing the renewal of something that had been lost or abandoned, such as a tradition, law, or program. Reinstituting something can often require a significant amount of effort and resources, but is often seen as a necessary step towards progress or improvement. The word can be used in a variety of contexts, from politics to education to business.