reoccupyverb [ T ]
/ˌriːˈɒk.jə.paɪ//ˌriːˈɑː.kjə.paɪ/(of an army or group of people) to move into and take control or possession of a place again:
He ended talks and sent troops to reoccupy the region.
to start using or living in a building again:
Her house had been declared safe to reoccupy after the floods.