Possible Clues:

• Excommunication provocation
• Ecumenical council concern
• Belief that rejects the orthodox tenets of a religion
• The woman's promiscuous -- not a minority view
• She puts Roger in his place with blasphemy
• Contrary belief
• Belief contrary to authorised teaching of a religion
• Reason for an inquisition
• Unorthodox thinking
• Doctrine that differs from the orthodox position