patinise
/ˈpætɪnaɪz/
verb
- To give a surface a patina, usually a greenish film on bronze or copper, or a similar aged look on other materials.
- They hired a craftsman to patinise the metal railings for an antique appearance.
- The artist decided to patinise the bronze statue to make it look centuries old.
- You can patinise copper roofing with a special chemical solution.