Reply To: Prefix & Suffix Contraction Usage Home › Forums › Unified English Braille Literary › Prefix & Suffix Contraction Usage › Reply To: Prefix & Suffix Contraction Usage January 31, 2017 at 10:30 am #28260 claurentModerator UEB rules say you can use contractions. If it's related to a spelling activity (explaining that endo- is part of the word endoscopy), Formats says no contractions. Cindi