colonizable
/ˌkɑnəˈlaɪzəbəl/Definitions
1. adjective
capable of being colonized; capable of being settled or occupied, especially by settlers from another country.
“The colonizable lands on the continent offered a chance for the settlers to establish a new life.”
2. noun
a territory or region capable of being colonized.
“The team studied the potential of the colonizable areas in the newly discovered archipelago.”