allograph：代书，代签名，异形字  

词根词缀： -all-其它 + -o- + -graph-写,画

• retarded
• retell
• retention
• retest
• rethink
• reticent
• reticular
• reticulated
• reticule
• retina
• retinitis
• retinue
• retire
• retirement
• retiring
• retool
• retort
• retouch
• retrace
• retract
• retraction
• retrain
• retread
• retreat
• retrench