Polonize
/ˈpəʊlənʌɪz/ /ˈpɑlənʌɪz/(also Polonise)
verb
[with object] To make (a people, custom, language, etc.) Polish; to give a Polish character or identity to.
Origin
Mid 19th century; earliest use found in Foreign & Colonial Quarterly Review. From post-classical Latin Polonia Poland + -ize, perhaps after French poloniser.