discommune
/ˌdɪskəˈmjuːn/Now historical and rare
verb
1 [with object] To exclude or banish from the membership of a community; to disfranchise.
2 [with object] British = discommon, 2b.
Origin
Late 16th century; earliest use found in Edmund Campion (1540–1581), Jesuit and martyr. From dis- + commune. Compare Anglo-Norman descomunier, discomuner, discominer to banish (a person).