Successor(n.) One who succeeds or follows; one who takes the place which another has left, and sustains the like part or character; -- correlative to predecessor; as, the successor of a deceased king.
Thesaurus Entries
adherent, aftermath, apparent heir, appendage, attendant, backup man, beneficiary heir, buff, cavaliere servente, conclusion, consequence, coparcener, courtier, dangler, dependent, descendant, disciple, dynasty, effect, fan, fideicommissary heir, fiduciary heir, flunky, follower, following, hanger-on, heir, heir apparent, heir expectant, heir general, heir in tail, heir of entail, heir of inventory, heir of line, heir portioner, heir presumptive, heir whatsoever, heiress, henchman, heritor, homme de cour, inheritor, inheritress, inheritrix, joint heir, line, lineage, next in line, offspring, orphan, parasite, partisan, posterity, presumptive heir, public, pursuer, pursuivant, relict, remainderman, replacement, reversioner, satellite, sectary, sequel, shadow, stooge, supporter, survivor, tagtail, tail, trainbearer, votary, ward heeler, widow, widower