different between restage vs rentage

English

re- +? stage

restage (third-person singular simple present restages, present participle restaging, simple past and past participle restaged)

(theater, transitive) To stage (a production) again; to bring (a production) to the stage again.
Synonym: revive
(medicine, oncology, surgery; transitive) To stage (a disease, especially a cancer) again; to revise the staging of a case as its course varies.
Hyponyms: downstage, upstage

Compare Old French rentage.

rentage (countable and uncountable, plural rentages)

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