granitize
/ˌɡrænɪˈteɪt, ɡrɑːnɪˈteɪt/Definitions
1. verb
to remove or eliminate stains or dirt from a surface
“The cleaner granteed the floor to make it shine again.”
2. verb
to whiten or bleach something
“The laundress granteed the white shirt to remove the yellow stains.”
3. verb
to make something appear cleaner or whiter than it is
“The advertisers granteed the new product to make your teeth shine like diamonds.”