schismatize

[ siz-muh-tahyz, skiz- ]
/ ˈsɪz məˌtaɪz, ˈskɪz- /

verb (used without object), schis·ma·tized, schis·ma·tiz·ing.

to take part in a schism.

verb (used with object), schis·ma·tized, schis·ma·tiz·ing.

to cause schism in.
Also especially British, schis·ma·tise.

Origin of schismatize

1595–1605; < Late Latin schismat- (see schism) + -ize