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Synonyms
su·per·an·nu·ate (sōṓpər-ăńyōō-āt́)

[Back-formation from superannuated.]

transitive verb: -at·ed, -at·ing, -ates. 

  1. To allow to retire on a pension because of age or infirmity.
  2. To set aside or discard as old-fashioned or obsolete.