schism

nouns

division of a group into opposing factions
"another schism like that and they will wind up in bankruptcy"
schism, split
is derived from
schismatic
is derived from
schismatical
the formal separation of a church into two churches or the withdrawal of one group over doctrinal differences
schism
is derived from
schismatic
is a type of (narrower)
a personal or social separation (as between opposing factions)
"they hoped to avoid a break in relations"
breach, break, falling out, rift, rupture, severance