free-spirited /fɹˈiːspˈɪɹɪɾᵻd/ /fɹˈiːspˈɪɹɪtɪd/
liberal /ˈlɪbərəl/ /ˈlɪbərəl/
broad-minded /brɔd-ˈmaɪndəd/ /brɔːd-ˈmaɪndɪd/
enlightened
a free-spirited person
a liberated prisoner