Morpheme
Regist(e)r
Type
bound base
Denotation
bear, carry
Etymology
Middle English registre and registren; Old French registre and registrer; Medieval Latin registrare, registrum, regestrum, regestum; Late Latin regesta, from regestus, from regerere, from re- + gerere
Evidence
deregister, georegister, metaregister, nonregister, register, registered, registerial, registering, registers, registral, registrant, registrar, registration, registry, subregister
Notes
unetymological second <r> added on model of Old French -istre and Medieval Latin -istrum verbs