filiate

verb

1. (archaic, transitive)To adopt as son or daughter.

   “instead of making you the Request I intended, I do here desire That the Child be filiated upon me, Laurence Sterne, Prebendary of York, &c. &c. And I do, accordingly, own it for my own true and lawful Offspring.”

2. (archaic, transitive)To establish filiation between (see "filiation" for the many senses).

   “The Pope may filiate relics”

   “I shall, therefore, invite you to consider, as a suggestive analogy, the action which takes place when a bit of finely filiated platinum is introduced into a chamber containing oxygen and sulphur dioxide.”