retread

A used tire whose surface, the tread, has been replaced to extend its life and use.

A person who re-entered military service in World War Two after serving in World War One.

To replace the traction-providing surface of a vehicle that employs tires, tracks or treads.

To renew the tread of a tyre, providing a cheap, and possibly dangerous, product.

(sometimes figurative) A return over ground previously covered; a retraversal or repetition.

To tread again, to walk along again, to follow a path again.