regrind

verb

re·​grind (ˌ)rē-ˈgrīnd 

reground (ˌ)rē-ˈgrau̇nd  ; regrinding

transitive verb

: to grind (something) anew or again : to reshape or refit by grinding

… it's best to call a plumber as special tools are needed to regrind the surface of the valve.

—Sian Berry

a reground crankshaft

Word History

First Known Use

1660, in the meaning defined above