detach

verb

1. (transitive)To take apart from; to take off.

   “to detach the tag from a newly purchased garment”

   “The accused man, Kabuo Miyamoto, sat proudly upright with a rigid grace, his palms placed softly on the defendant's table—the posture of a man who has detached himself insofar as this is possible at his own trial.”

2. (transitive)To separate for a special object or use.

   “to detach a ship from a fleet, or a company from a regiment”

3. (intransitive)To come off something.

   “Now that the zipper has detached, my winter coat won't keep me very warm.”