Possible Clues:

• Those with their orders get away from Sten gun
• Soul sisters?
• Sisters in convents
• Some private school teachers
• Meryl Streep and Amy Adams played them in "Doubt"
• Meryl Streep and Amy Adams played them in 'Doubt'
• Bhikkhunis : Buddhist monastery :: ___ : convent
• Sisters in the 2017 film "The Little Hours"
• Those in a convent
• Letters on dreidels