surrogate Synonyms

foster representant substitutional substitutionary succedaneum successor superinduce supersession supplanter substitution substitute representative reserve second secondary stand-by sub subrogation substituent surrogation understudy vicarial locum understudied pinch hitter relace second-in-command stopgap ersatz substitutes stand-in fill-in vicarious vicegerent virtual backup standby mother figure father figure placeholder alternates replacement changeling consul delegate deputies deputy double dummy duplicate