wanderer / refugee

wanderer
a person who keeps travelling from place to place with no permanent home


refugee
a person who has been forced to leave their country or home, 
because there is a war or for political, religious or social reasons




https://www.oxfordlearnersdictionaries.com/us/definition/english/wanderer?q=wanderer
https://www.oxfordlearnersdictionaries.com/us/definition/english/refugee?q=refugee