superannuate

Verb

superannuate (third-person singular simple present superannuates, present participle superannuating, simple past and past participle superannuated)

1. (transitive) To retire or put out of use due to age.
   • These crumbling relicks and long fired particles superannuate such expectations; bones, hairs, nails, and teeth of the dead, were the treasures of old sorcerers.1658, Thomas Browne, “(please specify the page)”, in Hydriotaphia, Urne-buriall, […] Together with The Garden of Cyrus, […], London: […] Hen[ry] Brome […], →OCLC
2. (transitive) To show to be obsolete due to age.
3. (intransitive) To retire due to age.

   Synonyms:

   pension, pension off, put out to pasture, call it a day, hang up one's boots

4. (intransitive) To become obsolete or antiquated.

   Synonyms:

   age

5. (transitive) To give a pension to, on account of old age or other infirmity; to cause to retire from service on a pension.

   Synonyms:

   pension