Answer: colonises

AnswerCrossword Clue
colonises(of a plant or animal) Establish itself in an area
colonisesCOLONISE, to establish a colony, also COLONIZE
colonisesCome to settle among and establish political control over (the indigenous people of an area)
colonisesAppropriate (a place or domain) for one's own use
colonises(of a country or its citizens) Send a group of settlers to (a place) and establish political control over it