repaganize
/ˌriːˈpeɪɡənʌɪz/ /ˌriːˈpeɪɡ(ə)nʌɪz/verb
[with object] To make pagan again; to restore a pagan character or form to.
Origin
Late 17th century; earliest use found in Henry More (1614–1687), philosopher, poet, and theologian. From re- + paganize.