Schismatic
Schismatic (siz*mat"ik; so nearly all orthoepists) , adjective
[Latin schismaticus, Greek {not transcribed}: compare French schismatique.]
Of or pertaining to schism; implying schism; partaking of the nature of schism; tending to schism; as, schismatic opinions or proposals.
Schismatic (?; 277) , noun
One who creates or takes part in schism; one who separates from an established church or religious communion on account of a difference of opinion.
They were popularly classed together as canting schismatics.