patina

noun
UK /ˈpæt.ɪ.nə/
US /pəˈtiː.nə/

A thin layer that slowly forms on something old, like the green coat on old copper.

The old bronze statue had a green patina from years of rain.


OTHER MEANINGS

2. A smooth, shiny surface that develops on wood or other materials from being used a lot.

The wooden handrail had a warm patina from decades of hands.

3. A look or feeling of age and experience that makes something seem special.

The old café had a patina of history about it.

4. A change in how something appears that comes from time and use.

Years of use gave the silver spoon a soft patina.