superannuate

verb

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.”

2. (transitive)To show to be obsolete due to age.
3. (intransitive)To retire due to age.
4. (intransitive)To become obsolete or antiquated.
5. (transitive)To give a pension to, on account of old age or other infirmity; to cause to retire from service on a pension.